Home / 132,471.28-182,810.39-75,886.30

Finding the Fourth Proportional to 132,471.28, 182,810.39 and 75,886.30

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Solution

The fourth proportional to 132,471.28, 182,810.39 and 75,886.30 is: 104,723.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,471.28 : 182,810.39 = 75,886.30 : x
  2. Step 2: Convert to fraction form
    132,471.28/182,810.39 = 75,886.30/x
  3. Step 3: Cross multiply
    132,471.28x = 182,810.39 × 75,886.30
  4. Step 4: Simplify right side
    132,471.28x = 13,872,803,947.74
  5. Step 5: Solve for x
    x = 13,872,803,947.74/132,471.28
  6. Step 6: Final answer
    x = 104,723.11

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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.