Home / 124,975,301.88-172,463,990.22-69,973,126.68

Finding the Fourth Proportional to 124,975,301.88, 172,463,990.22 and 69,973,126.68

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Solution

The fourth proportional to 124,975,301.88, 172,463,990.22 and 69,973,126.68 is: 96,561,836.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,975,301.88 : 172,463,990.22 = 69,973,126.68 : x
  2. Step 2: Convert to fraction form
    124,975,301.88/172,463,990.22 = 69,973,126.68/x
  3. Step 3: Cross multiply
    124,975,301.88x = 172,463,990.22 × 69,973,126.68
  4. Step 4: Simplify right side
    124,975,301.88x = 12,067,844,635,402,342
  5. Step 5: Solve for x
    x = 12,067,844,635,402,342/124,975,301.88
  6. Step 6: Final answer
    x = 96,561,836.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.