Home / 132,487.29-182,754.45-83,350.63

Finding the Fourth Proportional to 132,487.29, 182,754.45 and 83,350.63

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Solution

The fourth proportional to 132,487.29, 182,754.45 and 83,350.63 is: 114,974.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,487.29 : 182,754.45 = 83,350.63 : x
  2. Step 2: Convert to fraction form
    132,487.29/182,754.45 = 83,350.63/x
  3. Step 3: Cross multiply
    132,487.29x = 182,754.45 × 83,350.63
  4. Step 4: Simplify right side
    132,487.29x = 15,232,698,542.80
  5. Step 5: Solve for x
    x = 15,232,698,542.80/132,487.29
  6. Step 6: Final answer
    x = 114,974.79

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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.