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Finding the Fourth Proportional to 167,838.30, 251,757.45 and 96,882.30

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Solution

The fourth proportional to 167,838.30, 251,757.45 and 96,882.30 is: 145,323.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,838.30 : 251,757.45 = 96,882.30 : x
  2. Step 2: Convert to fraction form
    167,838.30/251,757.45 = 96,882.30/x
  3. Step 3: Cross multiply
    167,838.30x = 251,757.45 × 96,882.30
  4. Step 4: Simplify right side
    167,838.30x = 24,390,840,798.14
  5. Step 5: Solve for x
    x = 24,390,840,798.14/167,838.30
  6. Step 6: Final answer
    x = 145,323.45

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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.