Home / 316,927.20-437,250.63-187,839.54

Finding the Fourth Proportional to 316,927.20, 437,250.63 and 187,839.54

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Solution

The fourth proportional to 316,927.20, 437,250.63 and 187,839.54 is: 259,154.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,927.20 : 437,250.63 = 187,839.54 : x
  2. Step 2: Convert to fraction form
    316,927.20/437,250.63 = 187,839.54/x
  3. Step 3: Cross multiply
    316,927.20x = 437,250.63 × 187,839.54
  4. Step 4: Simplify right side
    316,927.20x = 82,132,957,203.91
  5. Step 5: Solve for x
    x = 82,132,957,203.91/316,927.20
  6. Step 6: Final answer
    x = 259,154.02

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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.