Home / 138,349.14-207,547.40-63,475.71

Finding the Fourth Proportional to 138,349.14, 207,547.40 and 63,475.71

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Solution

The fourth proportional to 138,349.14, 207,547.40 and 63,475.71 is: 95,224.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,349.14 : 207,547.40 = 63,475.71 : x
  2. Step 2: Convert to fraction form
    138,349.14/207,547.40 = 63,475.71/x
  3. Step 3: Cross multiply
    138,349.14x = 207,547.40 × 63,475.71
  4. Step 4: Simplify right side
    138,349.14x = 13,174,218,573.65
  5. Step 5: Solve for x
    x = 13,174,218,573.65/138,349.14
  6. Step 6: Final answer
    x = 95,224.43

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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.