Home / 89,279.19-123,208.82-48,994.39

Finding the Fourth Proportional to 89,279.19, 123,208.82 and 48,994.39

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Solution

The fourth proportional to 89,279.19, 123,208.82 and 48,994.39 is: 67,614.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,279.19 : 123,208.82 = 48,994.39 : x
  2. Step 2: Convert to fraction form
    89,279.19/123,208.82 = 48,994.39/x
  3. Step 3: Cross multiply
    89,279.19x = 123,208.82 × 48,994.39
  4. Step 4: Simplify right side
    89,279.19x = 6,036,541,555.61
  5. Step 5: Solve for x
    x = 6,036,541,555.61/89,279.19
  6. Step 6: Final answer
    x = 67,614.21

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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.