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Finding the Fourth Proportional to 61,043.58, 91,624.56 and 29,475.90

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Solution

The fourth proportional to 61,043.58, 91,624.56 and 29,475.90 is: 44,242.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,043.58 : 91,624.56 = 29,475.90 : x
  2. Step 2: Convert to fraction form
    61,043.58/91,624.56 = 29,475.90/x
  3. Step 3: Cross multiply
    61,043.58x = 91,624.56 × 29,475.90
  4. Step 4: Simplify right side
    61,043.58x = 2,700,716,368.10
  5. Step 5: Solve for x
    x = 2,700,716,368.10/61,043.58
  6. Step 6: Final answer
    x = 44,242.43

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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.