Home / 172,641.29-238,251.44-95,120.12

Finding the Fourth Proportional to 172,641.29, 238,251.44 and 95,120.12

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Solution

The fourth proportional to 172,641.29, 238,251.44 and 95,120.12 is: 131,269.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,641.29 : 238,251.44 = 95,120.12 : x
  2. Step 2: Convert to fraction form
    172,641.29/238,251.44 = 95,120.12/x
  3. Step 3: Cross multiply
    172,641.29x = 238,251.44 × 95,120.12
  4. Step 4: Simplify right side
    172,641.29x = 22,662,506,396.40
  5. Step 5: Solve for x
    x = 22,662,506,396.40/172,641.29
  6. Step 6: Final answer
    x = 131,269.33

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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.