Home / 86,279.35-119,065.26-48,553.60

Finding the Fourth Proportional to 86,279.35, 119,065.26 and 48,553.60

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Solution

The fourth proportional to 86,279.35, 119,065.26 and 48,553.60 is: 67,003.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,279.35 : 119,065.26 = 48,553.60 : x
  2. Step 2: Convert to fraction form
    86,279.35/119,065.26 = 48,553.60/x
  3. Step 3: Cross multiply
    86,279.35x = 119,065.26 × 48,553.60
  4. Step 4: Simplify right side
    86,279.35x = 5,781,047,007.94
  5. Step 5: Solve for x
    x = 5,781,047,007.94/86,279.35
  6. Step 6: Final answer
    x = 67,003.83

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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.