Home / 155,841.93-215,097.64-95,445.86

Finding the Fourth Proportional to 155,841.93, 215,097.64 and 95,445.86

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Solution

The fourth proportional to 155,841.93, 215,097.64 and 95,445.86 is: 131,737.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,841.93 : 215,097.64 = 95,445.86 : x
  2. Step 2: Convert to fraction form
    155,841.93/215,097.64 = 95,445.86/x
  3. Step 3: Cross multiply
    155,841.93x = 215,097.64 × 95,445.86
  4. Step 4: Simplify right side
    155,841.93x = 20,530,177,919.67
  5. Step 5: Solve for x
    x = 20,530,177,919.67/155,841.93
  6. Step 6: Final answer
    x = 131,737.19

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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.