Home / 132,893.13-199,372.50-39,398.88

Finding the Fourth Proportional to 132,893.13, 199,372.50 and 39,398.88

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Solution

The fourth proportional to 132,893.13, 199,372.50 and 39,398.88 is: 59,108.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,893.13 : 199,372.50 = 39,398.88 : x
  2. Step 2: Convert to fraction form
    132,893.13/199,372.50 = 39,398.88/x
  3. Step 3: Cross multiply
    132,893.13x = 199,372.50 × 39,398.88
  4. Step 4: Simplify right side
    132,893.13x = 7,855,053,202.80
  5. Step 5: Solve for x
    x = 7,855,053,202.80/132,893.13
  6. Step 6: Final answer
    x = 59,108.05

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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.