Home / 66,335.61-99,503.18-26,892.63

Finding the Fourth Proportional to 66,335.61, 99,503.18 and 26,892.63

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Solution

The fourth proportional to 66,335.61, 99,503.18 and 26,892.63 is: 40,338.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,335.61 : 99,503.18 = 26,892.63 : x
  2. Step 2: Convert to fraction form
    66,335.61/99,503.18 = 26,892.63/x
  3. Step 3: Cross multiply
    66,335.61x = 99,503.18 × 26,892.63
  4. Step 4: Simplify right side
    66,335.61x = 2,675,901,773.28
  5. Step 5: Solve for x
    x = 2,675,901,773.28/66,335.61
  6. Step 6: Final answer
    x = 40,338.85

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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.