Home / 91,559,381.92-137,317,766.46-34,078,723.36

Finding the Fourth Proportional to 91,559,381.92, 137,317,766.46 and 34,078,723.36

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Solution

The fourth proportional to 91,559,381.92, 137,317,766.46 and 34,078,723.36 is: 51,110,154.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,559,381.92 : 137,317,766.46 = 34,078,723.36 : x
  2. Step 2: Convert to fraction form
    91,559,381.92/137,317,766.46 = 34,078,723.36/x
  3. Step 3: Cross multiply
    91,559,381.92x = 137,317,766.46 × 34,078,723.36
  4. Step 4: Simplify right side
    91,559,381.92x = 4,679,614,175,603,427
  5. Step 5: Solve for x
    x = 4,679,614,175,603,427/91,559,381.92
  6. Step 6: Final answer
    x = 51,110,154.72

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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.