Home / 248,289.90-372,176.25-115,060.69

Finding the Fourth Proportional to 248,289.90, 372,176.25 and 115,060.69

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Solution

The fourth proportional to 248,289.90, 372,176.25 and 115,060.69 is: 172,471.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,289.90 : 372,176.25 = 115,060.69 : x
  2. Step 2: Convert to fraction form
    248,289.90/372,176.25 = 115,060.69/x
  3. Step 3: Cross multiply
    248,289.90x = 372,176.25 × 115,060.69
  4. Step 4: Simplify right side
    248,289.90x = 42,822,856,126.61
  5. Step 5: Solve for x
    x = 42,822,856,126.61/248,289.90
  6. Step 6: Final answer
    x = 172,471.20

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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.