Home / 83,833.18-125,747.96-39,435.34

Finding the Fourth Proportional to 83,833.18, 125,747.96 and 39,435.34

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Solution

The fourth proportional to 83,833.18, 125,747.96 and 39,435.34 is: 59,152.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,833.18 : 125,747.96 = 39,435.34 : x
  2. Step 2: Convert to fraction form
    83,833.18/125,747.96 = 39,435.34/x
  3. Step 3: Cross multiply
    83,833.18x = 125,747.96 × 39,435.34
  4. Step 4: Simplify right side
    83,833.18x = 4,958,913,556.91
  5. Step 5: Solve for x
    x = 4,958,913,556.91/83,833.18
  6. Step 6: Final answer
    x = 59,152.16

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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.