Home / 62,121.47-85,715.96-36,635.86

Finding the Fourth Proportional to 62,121.47, 85,715.96 and 36,635.86

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Solution

The fourth proportional to 62,121.47, 85,715.96 and 36,635.86 is: 50,550.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,121.47 : 85,715.96 = 36,635.86 : x
  2. Step 2: Convert to fraction form
    62,121.47/85,715.96 = 36,635.86/x
  3. Step 3: Cross multiply
    62,121.47x = 85,715.96 × 36,635.86
  4. Step 4: Simplify right side
    62,121.47x = 3,140,277,834.29
  5. Step 5: Solve for x
    x = 3,140,277,834.29/62,121.47
  6. Step 6: Final answer
    x = 50,550.61

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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.