Home / 113,725.84-170,608.20-38,841.88

Finding the Fourth Proportional to 113,725.84, 170,608.20 and 38,841.88

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Solution

The fourth proportional to 113,725.84, 170,608.20 and 38,841.88 is: 58,269.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,725.84 : 170,608.20 = 38,841.88 : x
  2. Step 2: Convert to fraction form
    113,725.84/170,608.20 = 38,841.88/x
  3. Step 3: Cross multiply
    113,725.84x = 170,608.20 × 38,841.88
  4. Step 4: Simplify right side
    113,725.84x = 6,626,743,231.42
  5. Step 5: Solve for x
    x = 6,626,743,231.42/113,725.84
  6. Step 6: Final answer
    x = 58,269.46

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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.