Home / 89,517.02-123,529.25-49,232.48

Finding the Fourth Proportional to 89,517.02, 123,529.25 and 49,232.48

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Solution

The fourth proportional to 89,517.02, 123,529.25 and 49,232.48 is: 67,938.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,517.02 : 123,529.25 = 49,232.48 : x
  2. Step 2: Convert to fraction form
    89,517.02/123,529.25 = 49,232.48/x
  3. Step 3: Cross multiply
    89,517.02x = 123,529.25 × 49,232.48
  4. Step 4: Simplify right side
    89,517.02x = 6,081,650,835.47
  5. Step 5: Solve for x
    x = 6,081,650,835.47/89,517.02
  6. Step 6: Final answer
    x = 67,938.49

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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.