Home / 132,038.39-182,209.55-75,449.76

Finding the Fourth Proportional to 132,038.39, 182,209.55 and 75,449.76

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Solution

The fourth proportional to 132,038.39, 182,209.55 and 75,449.76 is: 104,118.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,038.39 : 182,209.55 = 75,449.76 : x
  2. Step 2: Convert to fraction form
    132,038.39/182,209.55 = 75,449.76/x
  3. Step 3: Cross multiply
    132,038.39x = 182,209.55 × 75,449.76
  4. Step 4: Simplify right side
    132,038.39x = 13,747,666,439.96
  5. Step 5: Solve for x
    x = 13,747,666,439.96/132,038.39
  6. Step 6: Final answer
    x = 104,118.71

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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.