Home / 95,073.12-142,601.22-28,528.02

Finding the Fourth Proportional to 95,073.12, 142,601.22 and 28,528.02

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Solution

The fourth proportional to 95,073.12, 142,601.22 and 28,528.02 is: 42,789.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,073.12 : 142,601.22 = 28,528.02 : x
  2. Step 2: Convert to fraction form
    95,073.12/142,601.22 = 28,528.02/x
  3. Step 3: Cross multiply
    95,073.12x = 142,601.22 × 28,528.02
  4. Step 4: Simplify right side
    95,073.12x = 4,068,130,456.18
  5. Step 5: Solve for x
    x = 4,068,130,456.18/95,073.12
  6. Step 6: Final answer
    x = 42,789.49

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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.