Home / 248,927.20-372,937.20-143,432.80

Finding the Fourth Proportional to 248,927.20, 372,937.20 and 143,432.80

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Solution

The fourth proportional to 248,927.20, 372,937.20 and 143,432.80 is: 214,887.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,927.20 : 372,937.20 = 143,432.80 : x
  2. Step 2: Convert to fraction form
    248,927.20/372,937.20 = 143,432.80/x
  3. Step 3: Cross multiply
    248,927.20x = 372,937.20 × 143,432.80
  4. Step 4: Simplify right side
    248,927.20x = 53,491,426,820.16
  5. Step 5: Solve for x
    x = 53,491,426,820.16/248,927.20
  6. Step 6: Final answer
    x = 214,887.83

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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.