Home / 132,156.39-182,377.57-71,727.76

Finding the Fourth Proportional to 132,156.39, 182,377.57 and 71,727.76

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Solution

The fourth proportional to 132,156.39, 182,377.57 and 71,727.76 is: 98,985.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,156.39 : 182,377.57 = 71,727.76 : x
  2. Step 2: Convert to fraction form
    132,156.39/182,377.57 = 71,727.76/x
  3. Step 3: Cross multiply
    132,156.39x = 182,377.57 × 71,727.76
  4. Step 4: Simplify right side
    132,156.39x = 13,081,534,570.34
  5. Step 5: Solve for x
    x = 13,081,534,570.34/132,156.39
  6. Step 6: Final answer
    x = 98,985.26

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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.