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Finding the Fourth Proportional to 66,174.40, 99,232.86 and 24,040.48

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Solution

The fourth proportional to 66,174.40, 99,232.86 and 24,040.48 is: 36,050.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,174.40 : 99,232.86 = 24,040.48 : x
  2. Step 2: Convert to fraction form
    66,174.40/99,232.86 = 24,040.48/x
  3. Step 3: Cross multiply
    66,174.40x = 99,232.86 × 24,040.48
  4. Step 4: Simplify right side
    66,174.40x = 2,385,605,586.17
  5. Step 5: Solve for x
    x = 2,385,605,586.17/66,174.40
  6. Step 6: Final answer
    x = 36,050.28

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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.