Home / 89,758.02-123,860.51-49,472.13

Finding the Fourth Proportional to 89,758.02, 123,860.51 and 49,472.13

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Solution

The fourth proportional to 89,758.02, 123,860.51 and 49,472.13 is: 68,268.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,758.02 : 123,860.51 = 49,472.13 : x
  2. Step 2: Convert to fraction form
    89,758.02/123,860.51 = 49,472.13/x
  3. Step 3: Cross multiply
    89,758.02x = 123,860.51 × 49,472.13
  4. Step 4: Simplify right side
    89,758.02x = 6,127,643,655.22
  5. Step 5: Solve for x
    x = 6,127,643,655.22/89,758.02
  6. Step 6: Final answer
    x = 68,268.48

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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.