Home / 97,131.39-134,044.97-53,525.79

Finding the Fourth Proportional to 97,131.39, 134,044.97 and 53,525.79

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Solution

The fourth proportional to 97,131.39, 134,044.97 and 53,525.79 is: 73,867.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,131.39 : 134,044.97 = 53,525.79 : x
  2. Step 2: Convert to fraction form
    97,131.39/134,044.97 = 53,525.79/x
  3. Step 3: Cross multiply
    97,131.39x = 134,044.97 × 53,525.79
  4. Step 4: Simplify right side
    97,131.39x = 7,174,862,647.15
  5. Step 5: Solve for x
    x = 7,174,862,647.15/97,131.39
  6. Step 6: Final answer
    x = 73,867.60

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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.