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Finding the Fourth Proportional to 237,901.97, 328,303.19 and 135,958.61

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Solution

The fourth proportional to 237,901.97, 328,303.19 and 135,958.61 is: 187,622.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,901.97 : 328,303.19 = 135,958.61 : x
  2. Step 2: Convert to fraction form
    237,901.97/328,303.19 = 135,958.61/x
  3. Step 3: Cross multiply
    237,901.97x = 328,303.19 × 135,958.61
  4. Step 4: Simplify right side
    237,901.97x = 44,635,646,531.62
  5. Step 5: Solve for x
    x = 44,635,646,531.62/237,901.97
  6. Step 6: Final answer
    x = 187,622.01

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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.