Home / 170,834.86-256,276.79-52,516.13

Finding the Fourth Proportional to 170,834.86, 256,276.79 and 52,516.13

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Solution

The fourth proportional to 170,834.86, 256,276.79 and 52,516.13 is: 78,781.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,834.86 : 256,276.79 = 52,516.13 : x
  2. Step 2: Convert to fraction form
    170,834.86/256,276.79 = 52,516.13/x
  3. Step 3: Cross multiply
    170,834.86x = 256,276.79 × 52,516.13
  4. Step 4: Simplify right side
    170,834.86x = 13,458,665,219.62
  5. Step 5: Solve for x
    x = 13,458,665,219.62/170,834.86
  6. Step 6: Final answer
    x = 78,781.73

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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.