Home / 80,835.68-111,553.44-46,850.76

Finding the Fourth Proportional to 80,835.68, 111,553.44 and 46,850.76

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Solution

The fourth proportional to 80,835.68, 111,553.44 and 46,850.76 is: 64,654.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,835.68 : 111,553.44 = 46,850.76 : x
  2. Step 2: Convert to fraction form
    80,835.68/111,553.44 = 46,850.76/x
  3. Step 3: Cross multiply
    80,835.68x = 111,553.44 × 46,850.76
  4. Step 4: Simplify right side
    80,835.68x = 5,226,363,444.61
  5. Step 5: Solve for x
    x = 5,226,363,444.61/80,835.68
  6. Step 6: Final answer
    x = 64,654.17

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Double scale
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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.