Home / 91,488,885.20-137,107,356.60-60,695,925.20

Finding the Fourth Proportional to 91,488,885.20, 137,107,356.60 and 60,695,925.20

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Solution

The fourth proportional to 91,488,885.20, 137,107,356.60 and 60,695,925.20 is: 90,960,315.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,488,885.20 : 137,107,356.60 = 60,695,925.20 : x
  2. Step 2: Convert to fraction form
    91,488,885.20/137,107,356.60 = 60,695,925.20/x
  3. Step 3: Cross multiply
    91,488,885.20x = 137,107,356.60 × 60,695,925.20
  4. Step 4: Simplify right side
    91,488,885.20x = 8,321,857,860,563,326
  5. Step 5: Solve for x
    x = 8,321,857,860,563,326/91,488,885.20
  6. Step 6: Final answer
    x = 90,960,315.48

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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.