Home / 89,951,788.78-134,841,486.12-38,065,014.76

Finding the Fourth Proportional to 89,951,788.78, 134,841,486.12 and 38,065,014.76

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Solution

The fourth proportional to 89,951,788.78, 134,841,486.12 and 38,065,014.76 is: 57,061,046.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,951,788.78 : 134,841,486.12 = 38,065,014.76 : x
  2. Step 2: Convert to fraction form
    89,951,788.78/134,841,486.12 = 38,065,014.76/x
  3. Step 3: Cross multiply
    89,951,788.78x = 134,841,486.12 × 38,065,014.76
  4. Step 4: Simplify right side
    89,951,788.78x = 5,132,743,159,418,135
  5. Step 5: Solve for x
    x = 5,132,743,159,418,135/89,951,788.78
  6. Step 6: Final answer
    x = 57,061,046.02

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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.