Home / 89,744.85-123,848.70-49,460.04

Finding the Fourth Proportional to 89,744.85, 123,848.70 and 49,460.04

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Solution

The fourth proportional to 89,744.85, 123,848.70 and 49,460.04 is: 68,255.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,744.85 : 123,848.70 = 49,460.04 : x
  2. Step 2: Convert to fraction form
    89,744.85/123,848.70 = 49,460.04/x
  3. Step 3: Cross multiply
    89,744.85x = 123,848.70 × 49,460.04
  4. Step 4: Simplify right side
    89,744.85x = 6,125,561,655.95
  5. Step 5: Solve for x
    x = 6,125,561,655.95/89,744.85
  6. Step 6: Final answer
    x = 68,255.30

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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.