Home / 132,444.10-182,767.82-72,014.78

Finding the Fourth Proportional to 132,444.10, 182,767.82 and 72,014.78

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Solution

The fourth proportional to 132,444.10, 182,767.82 and 72,014.78 is: 99,377.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,444.10 : 182,767.82 = 72,014.78 : x
  2. Step 2: Convert to fraction form
    132,444.10/182,767.82 = 72,014.78/x
  3. Step 3: Cross multiply
    132,444.10x = 182,767.82 × 72,014.78
  4. Step 4: Simplify right side
    132,444.10x = 13,161,984,348.38
  5. Step 5: Solve for x
    x = 13,161,984,348.38/132,444.10
  6. Step 6: Final answer
    x = 99,377.66

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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.