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Finding the Fourth Proportional to 88,567.92, 122,220.12 and 48,280.80

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Solution

The fourth proportional to 88,567.92, 122,220.12 and 48,280.80 is: 66,625.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,567.92 : 122,220.12 = 48,280.80 : x
  2. Step 2: Convert to fraction form
    88,567.92/122,220.12 = 48,280.80/x
  3. Step 3: Cross multiply
    88,567.92x = 122,220.12 × 48,280.80
  4. Step 4: Simplify right side
    88,567.92x = 5,900,885,169.70
  5. Step 5: Solve for x
    x = 5,900,885,169.70/88,567.92
  6. Step 6: Final answer
    x = 66,625.54

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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.