Home / 88,613.92-122,285.05-48,328.57

Finding the Fourth Proportional to 88,613.92, 122,285.05 and 48,328.57

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Solution

The fourth proportional to 88,613.92, 122,285.05 and 48,328.57 is: 66,692.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,613.92 : 122,285.05 = 48,328.57 : x
  2. Step 2: Convert to fraction form
    88,613.92/122,285.05 = 48,328.57/x
  3. Step 3: Cross multiply
    88,613.92x = 122,285.05 × 48,328.57
  4. Step 4: Simplify right side
    88,613.92x = 5,909,861,598.88
  5. Step 5: Solve for x
    x = 5,909,861,598.88/88,613.92
  6. Step 6: Final answer
    x = 66,692.25

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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.