Home / 132,294.10-182,560.62-78,577.69

Finding the Fourth Proportional to 132,294.10, 182,560.62 and 78,577.69

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Solution

The fourth proportional to 132,294.10, 182,560.62 and 78,577.69 is: 108,434.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,294.10 : 182,560.62 = 78,577.69 : x
  2. Step 2: Convert to fraction form
    132,294.10/182,560.62 = 78,577.69/x
  3. Step 3: Cross multiply
    132,294.10x = 182,560.62 × 78,577.69
  4. Step 4: Simplify right side
    132,294.10x = 14,345,191,804.57
  5. Step 5: Solve for x
    x = 14,345,191,804.57/132,294.10
  6. Step 6: Final answer
    x = 108,434.10

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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.