Home / 112,318.55-168,517.89-48,249.77

Finding the Fourth Proportional to 112,318.55, 168,517.89 and 48,249.77

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Solution

The fourth proportional to 112,318.55, 168,517.89 and 48,249.77 is: 72,391.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,318.55 : 168,517.89 = 48,249.77 : x
  2. Step 2: Convert to fraction form
    112,318.55/168,517.89 = 48,249.77/x
  3. Step 3: Cross multiply
    112,318.55x = 168,517.89 × 48,249.77
  4. Step 4: Simplify right side
    112,318.55x = 8,130,949,433.39
  5. Step 5: Solve for x
    x = 8,130,949,433.39/112,318.55
  6. Step 6: Final answer
    x = 72,391.87

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1.5x scale

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.