Home / 88,721,598.78-122,261,399.19-67,837,294.26

Finding the Fourth Proportional to 88,721,598.78, 122,261,399.19 and 67,837,294.26

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Solution

The fourth proportional to 88,721,598.78, 122,261,399.19 and 67,837,294.26 is: 93,482,112.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,721,598.78 : 122,261,399.19 = 67,837,294.26 : x
  2. Step 2: Convert to fraction form
    88,721,598.78/122,261,399.19 = 67,837,294.26/x
  3. Step 3: Cross multiply
    88,721,598.78x = 122,261,399.19 × 67,837,294.26
  4. Step 4: Simplify right side
    88,721,598.78x = 8,293,882,513,491,356
  5. Step 5: Solve for x
    x = 8,293,882,513,491,356/88,721,598.78
  6. Step 6: Final answer
    x = 93,482,112.90

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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.