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Finding the Fourth Proportional to 151,937.80, 227,578.65 and 98,793.70

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Solution

The fourth proportional to 151,937.80, 227,578.65 and 98,793.70 is: 147,977.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,937.80 : 227,578.65 = 98,793.70 : x
  2. Step 2: Convert to fraction form
    151,937.80/227,578.65 = 98,793.70/x
  3. Step 3: Cross multiply
    151,937.80x = 227,578.65 × 98,793.70
  4. Step 4: Simplify right side
    151,937.80x = 22,483,336,874.51
  5. Step 5: Solve for x
    x = 22,483,336,874.51/151,937.80
  6. Step 6: Final answer
    x = 147,977.24

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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.