Home / 132,305.39-182,597.09-78,590.62

Finding the Fourth Proportional to 132,305.39, 182,597.09 and 78,590.62

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Solution

The fourth proportional to 132,305.39, 182,597.09 and 78,590.62 is: 108,464.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,305.39 : 182,597.09 = 78,590.62 : x
  2. Step 2: Convert to fraction form
    132,305.39/182,597.09 = 78,590.62/x
  3. Step 3: Cross multiply
    132,305.39x = 182,597.09 × 78,590.62
  4. Step 4: Simplify right side
    132,305.39x = 14,350,418,513.30
  5. Step 5: Solve for x
    x = 14,350,418,513.30/132,305.39
  6. Step 6: Final answer
    x = 108,464.35

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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.