Home / 115,375,573.64-159,218,327.49-63,167,925.17

Finding the Fourth Proportional to 115,375,573.64, 159,218,327.49 and 63,167,925.17

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Solution

The fourth proportional to 115,375,573.64, 159,218,327.49 and 63,167,925.17 is: 87,171,756.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,375,573.64 : 159,218,327.49 = 63,167,925.17 : x
  2. Step 2: Convert to fraction form
    115,375,573.64/159,218,327.49 = 63,167,925.17/x
  3. Step 3: Cross multiply
    115,375,573.64x = 159,218,327.49 × 63,167,925.17
  4. Step 4: Simplify right side
    115,375,573.64x = 10,057,491,396,580,874
  5. Step 5: Solve for x
    x = 10,057,491,396,580,874/115,375,573.64
  6. Step 6: Final answer
    x = 87,171,756.37

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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.