Home / 132,219.06-182,443.93-77,773.69

Finding the Fourth Proportional to 132,219.06, 182,443.93 and 77,773.69

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Solution

The fourth proportional to 132,219.06, 182,443.93 and 77,773.69 is: 107,316.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,219.06 : 182,443.93 = 77,773.69 : x
  2. Step 2: Convert to fraction form
    132,219.06/182,443.93 = 77,773.69/x
  3. Step 3: Cross multiply
    132,219.06x = 182,443.93 × 77,773.69
  4. Step 4: Simplify right side
    132,219.06x = 14,189,337,654.20
  5. Step 5: Solve for x
    x = 14,189,337,654.20/132,219.06
  6. Step 6: Final answer
    x = 107,316.88

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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.