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Finding the Fourth Proportional to 367,397.87, 551,117.34 and 114,713.26

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Solution

The fourth proportional to 367,397.87, 551,117.34 and 114,713.26 is: 172,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,397.87 : 551,117.34 = 114,713.26 : x
  2. Step 2: Convert to fraction form
    367,397.87/551,117.34 = 114,713.26/x
  3. Step 3: Cross multiply
    367,397.87x = 551,117.34 × 114,713.26
  4. Step 4: Simplify right side
    367,397.87x = 63,220,465,336.14
  5. Step 5: Solve for x
    x = 63,220,465,336.14/367,397.87
  6. Step 6: Final answer
    x = 172,076.30

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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.