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Finding the Fourth Proportional to 66,254.93, 99,414.27 and 32,977.90

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Solution

The fourth proportional to 66,254.93, 99,414.27 and 32,977.90 is: 49,482.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,254.93 : 99,414.27 = 32,977.90 : x
  2. Step 2: Convert to fraction form
    66,254.93/99,414.27 = 32,977.90/x
  3. Step 3: Cross multiply
    66,254.93x = 99,414.27 × 32,977.90
  4. Step 4: Simplify right side
    66,254.93x = 3,278,473,854.63
  5. Step 5: Solve for x
    x = 3,278,473,854.63/66,254.93
  6. Step 6: Final answer
    x = 49,482.72

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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.