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Finding the Fourth Proportional to 66,155.16, 99,174.42 and 24,573

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Solution

The fourth proportional to 66,155.16, 99,174.42 and 24,573 is: 36,837.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,155.16 : 99,174.42 = 24,573 : x
  2. Step 2: Convert to fraction form
    66,155.16/99,174.42 = 24,573/x
  3. Step 3: Cross multiply
    66,155.16x = 99,174.42 × 24,573
  4. Step 4: Simplify right side
    66,155.16x = 2,437,013,022.66
  5. Step 5: Solve for x
    x = 2,437,013,022.66/66,155.16
  6. Step 6: Final answer
    x = 36,837.84

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1.5x scale

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.