Home / 132,517.08-182,881.26-75,158.69

Finding the Fourth Proportional to 132,517.08, 182,881.26 and 75,158.69

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Solution

The fourth proportional to 132,517.08, 182,881.26 and 75,158.69 is: 103,723.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,517.08 : 182,881.26 = 75,158.69 : x
  2. Step 2: Convert to fraction form
    132,517.08/182,881.26 = 75,158.69/x
  3. Step 3: Cross multiply
    132,517.08x = 182,881.26 × 75,158.69
  4. Step 4: Simplify right side
    132,517.08x = 13,745,115,012.74
  5. Step 5: Solve for x
    x = 13,745,115,012.74/132,517.08
  6. Step 6: Final answer
    x = 103,723.35

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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.