Home / 102,079.73-153,150.68-52,194.87

Finding the Fourth Proportional to 102,079.73, 153,150.68 and 52,194.87

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Solution

The fourth proportional to 102,079.73, 153,150.68 and 52,194.87 is: 78,308.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,079.73 : 153,150.68 = 52,194.87 : x
  2. Step 2: Convert to fraction form
    102,079.73/153,150.68 = 52,194.87/x
  3. Step 3: Cross multiply
    102,079.73x = 153,150.68 × 52,194.87
  4. Step 4: Simplify right side
    102,079.73x = 7,993,679,833.01
  5. Step 5: Solve for x
    x = 7,993,679,833.01/102,079.73
  6. Step 6: Final answer
    x = 78,308.20

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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.