Home / 89,868.96-134,816.80-29,058.88

Finding the Fourth Proportional to 89,868.96, 134,816.80 and 29,058.88

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Solution

The fourth proportional to 89,868.96, 134,816.80 and 29,058.88 is: 43,592.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,868.96 : 134,816.80 = 29,058.88 : x
  2. Step 2: Convert to fraction form
    89,868.96/134,816.80 = 29,058.88/x
  3. Step 3: Cross multiply
    89,868.96x = 134,816.80 × 29,058.88
  4. Step 4: Simplify right side
    89,868.96x = 3,917,625,213.18
  5. Step 5: Solve for x
    x = 3,917,625,213.18/89,868.96
  6. Step 6: Final answer
    x = 43,592.64

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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.