Home / 55,979.70-77,259.05-32,105.86

Finding the Fourth Proportional to 55,979.70, 77,259.05 and 32,105.86

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Solution

The fourth proportional to 55,979.70, 77,259.05 and 32,105.86 is: 44,310.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,979.70 : 77,259.05 = 32,105.86 : x
  2. Step 2: Convert to fraction form
    55,979.70/77,259.05 = 32,105.86/x
  3. Step 3: Cross multiply
    55,979.70x = 77,259.05 × 32,105.86
  4. Step 4: Simplify right side
    55,979.70x = 2,480,468,299.47
  5. Step 5: Solve for x
    x = 2,480,468,299.47/55,979.70
  6. Step 6: Final answer
    x = 44,310.14

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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.