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Finding the Fourth Proportional to 151,398.47, 226,883.48 and 83,960.17

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Solution

The fourth proportional to 151,398.47, 226,883.48 and 83,960.17 is: 125,821.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,398.47 : 226,883.48 = 83,960.17 : x
  2. Step 2: Convert to fraction form
    151,398.47/226,883.48 = 83,960.17/x
  3. Step 3: Cross multiply
    151,398.47x = 226,883.48 × 83,960.17
  4. Step 4: Simplify right side
    151,398.47x = 19,049,175,550.99
  5. Step 5: Solve for x
    x = 19,049,175,550.99/151,398.47
  6. Step 6: Final answer
    x = 125,821.45

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1.5x scale

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.