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Finding the Fourth Proportional to 150,423.54, 207,452 and 93,053.75

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Solution

The fourth proportional to 150,423.54, 207,452 and 93,053.75 is: 128,332.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,423.54 : 207,452 = 93,053.75 : x
  2. Step 2: Convert to fraction form
    150,423.54/207,452 = 93,053.75/x
  3. Step 3: Cross multiply
    150,423.54x = 207,452 × 93,053.75
  4. Step 4: Simplify right side
    150,423.54x = 19,304,186,545
  5. Step 5: Solve for x
    x = 19,304,186,545/150,423.54
  6. Step 6: Final answer
    x = 128,332.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.