Home / 258,856.20-357,151.82-151,452.63

Finding the Fourth Proportional to 258,856.20, 357,151.82 and 151,452.63

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Solution

The fourth proportional to 258,856.20, 357,151.82 and 151,452.63 is: 208,963.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,856.20 : 357,151.82 = 151,452.63 : x
  2. Step 2: Convert to fraction form
    258,856.20/357,151.82 = 151,452.63/x
  3. Step 3: Cross multiply
    258,856.20x = 357,151.82 × 151,452.63
  4. Step 4: Simplify right side
    258,856.20x = 54,091,581,691.02
  5. Step 5: Solve for x
    x = 54,091,581,691.02/258,856.20
  6. Step 6: Final answer
    x = 208,963.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.