Home / 238,327.56-328,909.68-147,701.34

Finding the Fourth Proportional to 238,327.56, 328,909.68 and 147,701.34

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Solution

The fourth proportional to 238,327.56, 328,909.68 and 147,701.34 is: 203,838.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,327.56 : 328,909.68 = 147,701.34 : x
  2. Step 2: Convert to fraction form
    238,327.56/328,909.68 = 147,701.34/x
  3. Step 3: Cross multiply
    238,327.56x = 328,909.68 × 147,701.34
  4. Step 4: Simplify right side
    238,327.56x = 48,580,400,474.97
  5. Step 5: Solve for x
    x = 48,580,400,474.97/238,327.56
  6. Step 6: Final answer
    x = 203,838.79

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1.5x scale

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.