Home / 383,011.68-574,518.12-158,125.29

Finding the Fourth Proportional to 383,011.68, 574,518.12 and 158,125.29

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Solution

The fourth proportional to 383,011.68, 574,518.12 and 158,125.29 is: 237,188.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,011.68 : 574,518.12 = 158,125.29 : x
  2. Step 2: Convert to fraction form
    383,011.68/574,518.12 = 158,125.29/x
  3. Step 3: Cross multiply
    383,011.68x = 574,518.12 × 158,125.29
  4. Step 4: Simplify right side
    383,011.68x = 90,845,844,335.25
  5. Step 5: Solve for x
    x = 90,845,844,335.25/383,011.68
  6. Step 6: Final answer
    x = 237,188.18

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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.