Home / 95,144.50-142,711.26-28,583.20

Finding the Fourth Proportional to 95,144.50, 142,711.26 and 28,583.20

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Solution

The fourth proportional to 95,144.50, 142,711.26 and 28,583.20 is: 42,873.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,144.50 : 142,711.26 = 28,583.20 : x
  2. Step 2: Convert to fraction form
    95,144.50/142,711.26 = 28,583.20/x
  3. Step 3: Cross multiply
    95,144.50x = 142,711.26 × 28,583.20
  4. Step 4: Simplify right side
    95,144.50x = 4,079,144,486.83
  5. Step 5: Solve for x
    x = 4,079,144,486.83/95,144.50
  6. Step 6: Final answer
    x = 42,873.15

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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.