Home / 89,771.02-123,883.18-48,935.14

Finding the Fourth Proportional to 89,771.02, 123,883.18 and 48,935.14

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Solution

The fourth proportional to 89,771.02, 123,883.18 and 48,935.14 is: 67,530.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,771.02 : 123,883.18 = 48,935.14 : x
  2. Step 2: Convert to fraction form
    89,771.02/123,883.18 = 48,935.14/x
  3. Step 3: Cross multiply
    89,771.02x = 123,883.18 × 48,935.14
  4. Step 4: Simplify right side
    89,771.02x = 6,062,240,324.90
  5. Step 5: Solve for x
    x = 6,062,240,324.90/89,771.02
  6. Step 6: Final answer
    x = 67,530.04

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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.