Home / 92,672,630.73-138,190,172.90-91,840,842.53

Finding the Fourth Proportional to 92,672,630.73, 138,190,172.90 and 91,840,842.53

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Solution

The fourth proportional to 92,672,630.73, 138,190,172.90 and 91,840,842.53 is: 136,949,839.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,672,630.73 : 138,190,172.90 = 91,840,842.53 : x
  2. Step 2: Convert to fraction form
    92,672,630.73/138,190,172.90 = 91,840,842.53/x
  3. Step 3: Cross multiply
    92,672,630.73x = 138,190,172.90 × 91,840,842.53
  4. Step 4: Simplify right side
    92,672,630.73x = 12,691,501,907,870,432
  5. Step 5: Solve for x
    x = 12,691,501,907,870,432/92,672,630.73
  6. Step 6: Final answer
    x = 136,949,839.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.