Home / 88,518.15-122,155.05-48,231.92

Finding the Fourth Proportional to 88,518.15, 122,155.05 and 48,231.92

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Solution

The fourth proportional to 88,518.15, 122,155.05 and 48,231.92 is: 66,560.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,518.15 : 122,155.05 = 48,231.92 : x
  2. Step 2: Convert to fraction form
    88,518.15/122,155.05 = 48,231.92/x
  3. Step 3: Cross multiply
    88,518.15x = 122,155.05 × 48,231.92
  4. Step 4: Simplify right side
    88,518.15x = 5,891,771,988.42
  5. Step 5: Solve for x
    x = 5,891,771,988.42/88,518.15
  6. Step 6: Final answer
    x = 66,560.04

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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.