Home / 115,439.28-173,027.80-48,837.84

Finding the Fourth Proportional to 115,439.28, 173,027.80 and 48,837.84

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Solution

The fourth proportional to 115,439.28, 173,027.80 and 48,837.84 is: 73,201.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,439.28 : 173,027.80 = 48,837.84 : x
  2. Step 2: Convert to fraction form
    115,439.28/173,027.80 = 48,837.84/x
  3. Step 3: Cross multiply
    115,439.28x = 173,027.80 × 48,837.84
  4. Step 4: Simplify right side
    115,439.28x = 8,450,304,011.95
  5. Step 5: Solve for x
    x = 8,450,304,011.95/115,439.28
  6. Step 6: Final answer
    x = 73,201.29

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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.