Home / 48,178.92-72,279.36-25,991.82

Finding the Fourth Proportional to 48,178.92, 72,279.36 and 25,991.82

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Solution

The fourth proportional to 48,178.92, 72,279.36 and 25,991.82 is: 38,993.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,178.92 : 72,279.36 = 25,991.82 : x
  2. Step 2: Convert to fraction form
    48,178.92/72,279.36 = 25,991.82/x
  3. Step 3: Cross multiply
    48,178.92x = 72,279.36 × 25,991.82
  4. Step 4: Simplify right side
    48,178.92x = 1,878,672,114.84
  5. Step 5: Solve for x
    x = 1,878,672,114.84/48,178.92
  6. Step 6: Final answer
    x = 38,993.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.