Home / 113,227.88-169,837.92-28,988.79

Finding the Fourth Proportional to 113,227.88, 169,837.92 and 28,988.79

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Solution

The fourth proportional to 113,227.88, 169,837.92 and 28,988.79 is: 43,482.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,227.88 : 169,837.92 = 28,988.79 : x
  2. Step 2: Convert to fraction form
    113,227.88/169,837.92 = 28,988.79/x
  3. Step 3: Cross multiply
    113,227.88x = 169,837.92 × 28,988.79
  4. Step 4: Simplify right side
    113,227.88x = 4,923,395,796.92
  5. Step 5: Solve for x
    x = 4,923,395,796.92/113,227.88
  6. Step 6: Final answer
    x = 43,482.19

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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.