Home / 66,372.77-99,330.12-41,061.89

Finding the Fourth Proportional to 66,372.77, 99,330.12 and 41,061.89

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Solution

The fourth proportional to 66,372.77, 99,330.12 and 41,061.89 is: 61,451.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,372.77 : 99,330.12 = 41,061.89 : x
  2. Step 2: Convert to fraction form
    66,372.77/99,330.12 = 41,061.89/x
  3. Step 3: Cross multiply
    66,372.77x = 99,330.12 × 41,061.89
  4. Step 4: Simplify right side
    66,372.77x = 4,078,681,964.48
  5. Step 5: Solve for x
    x = 4,078,681,964.48/66,372.77
  6. Step 6: Final answer
    x = 61,451.14

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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.