Home / 85,600.92-128,296.22-48,082.13

Finding the Fourth Proportional to 85,600.92, 128,296.22 and 48,082.13

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Solution

The fourth proportional to 85,600.92, 128,296.22 and 48,082.13 is: 72,064.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,600.92 : 128,296.22 = 48,082.13 : x
  2. Step 2: Convert to fraction form
    85,600.92/128,296.22 = 48,082.13/x
  3. Step 3: Cross multiply
    85,600.92x = 128,296.22 × 48,082.13
  4. Step 4: Simplify right side
    85,600.92x = 6,168,755,528.55
  5. Step 5: Solve for x
    x = 6,168,755,528.55/85,600.92
  6. Step 6: Final answer
    x = 72,064.13

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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.