Home / 89,744.02-123,849.34-49,460.38

Finding the Fourth Proportional to 89,744.02, 123,849.34 and 49,460.38

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Solution

The fourth proportional to 89,744.02, 123,849.34 and 49,460.38 is: 68,256.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,744.02 : 123,849.34 = 49,460.38 : x
  2. Step 2: Convert to fraction form
    89,744.02/123,849.34 = 49,460.38/x
  3. Step 3: Cross multiply
    89,744.02x = 123,849.34 × 49,460.38
  4. Step 4: Simplify right side
    89,744.02x = 6,125,634,939.13
  5. Step 5: Solve for x
    x = 6,125,634,939.13/89,744.02
  6. Step 6: Final answer
    x = 68,256.75

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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.