Home / 117,091.38-175,637.52-28,344.74

Finding the Fourth Proportional to 117,091.38, 175,637.52 and 28,344.74

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Solution

The fourth proportional to 117,091.38, 175,637.52 and 28,344.74 is: 42,517.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,091.38 : 175,637.52 = 28,344.74 : x
  2. Step 2: Convert to fraction form
    117,091.38/175,637.52 = 28,344.74/x
  3. Step 3: Cross multiply
    117,091.38x = 175,637.52 × 28,344.74
  4. Step 4: Simplify right side
    117,091.38x = 4,978,398,960.46
  5. Step 5: Solve for x
    x = 4,978,398,960.46/117,091.38
  6. Step 6: Final answer
    x = 42,517.21

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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.