Home / 66,856.64-100,279.89-24,717.02

Finding the Fourth Proportional to 66,856.64, 100,279.89 and 24,717.02

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Solution

The fourth proportional to 66,856.64, 100,279.89 and 24,717.02 is: 37,073.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,856.64 : 100,279.89 = 24,717.02 : x
  2. Step 2: Convert to fraction form
    66,856.64/100,279.89 = 24,717.02/x
  3. Step 3: Cross multiply
    66,856.64x = 100,279.89 × 24,717.02
  4. Step 4: Simplify right side
    66,856.64x = 2,478,619,545.33
  5. Step 5: Solve for x
    x = 2,478,619,545.33/66,856.64
  6. Step 6: Final answer
    x = 37,073.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.