Home / 73,125.51-109,666.44-31,004.88

Finding the Fourth Proportional to 73,125.51, 109,666.44 and 31,004.88

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Solution

The fourth proportional to 73,125.51, 109,666.44 and 31,004.88 is: 46,498.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,125.51 : 109,666.44 = 31,004.88 : x
  2. Step 2: Convert to fraction form
    73,125.51/109,666.44 = 31,004.88/x
  3. Step 3: Cross multiply
    73,125.51x = 109,666.44 × 31,004.88
  4. Step 4: Simplify right side
    73,125.51x = 3,400,194,812.23
  5. Step 5: Solve for x
    x = 3,400,194,812.23/73,125.51
  6. Step 6: Final answer
    x = 46,498.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.