Home / 95,040.64-142,561.04-28,487.76

Finding the Fourth Proportional to 95,040.64, 142,561.04 and 28,487.76

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Solution

The fourth proportional to 95,040.64, 142,561.04 and 28,487.76 is: 42,731.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,040.64 : 142,561.04 = 28,487.76 : x
  2. Step 2: Convert to fraction form
    95,040.64/142,561.04 = 28,487.76/x
  3. Step 3: Cross multiply
    95,040.64x = 142,561.04 × 28,487.76
  4. Step 4: Simplify right side
    95,040.64x = 4,061,244,692.87
  5. Step 5: Solve for x
    x = 4,061,244,692.87/95,040.64
  6. Step 6: Final answer
    x = 42,731.66

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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.