Home / 88,666.30-122,355.18-48,377.65

Finding the Fourth Proportional to 88,666.30, 122,355.18 and 48,377.65

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Solution

The fourth proportional to 88,666.30, 122,355.18 and 48,377.65 is: 66,758.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,666.30 : 122,355.18 = 48,377.65 : x
  2. Step 2: Convert to fraction form
    88,666.30/122,355.18 = 48,377.65/x
  3. Step 3: Cross multiply
    88,666.30x = 122,355.18 × 48,377.65
  4. Step 4: Simplify right side
    88,666.30x = 5,919,256,073.73
  5. Step 5: Solve for x
    x = 5,919,256,073.73/88,666.30
  6. Step 6: Final answer
    x = 66,758.80

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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.