Home / 125,262.14-172,842.96-71,535.72

Finding the Fourth Proportional to 125,262.14, 172,842.96 and 71,535.72

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Solution

The fourth proportional to 125,262.14, 172,842.96 and 71,535.72 is: 98,708.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,262.14 : 172,842.96 = 71,535.72 : x
  2. Step 2: Convert to fraction form
    125,262.14/172,842.96 = 71,535.72/x
  3. Step 3: Cross multiply
    125,262.14x = 172,842.96 × 71,535.72
  4. Step 4: Simplify right side
    125,262.14x = 12,364,445,590.53
  5. Step 5: Solve for x
    x = 12,364,445,590.53/125,262.14
  6. Step 6: Final answer
    x = 98,708.56

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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.