Home / 187,929.44-281,851.02-112,049.45

Finding the Fourth Proportional to 187,929.44, 281,851.02 and 112,049.45

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Solution

The fourth proportional to 187,929.44, 281,851.02 and 112,049.45 is: 168,048.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,929.44 : 281,851.02 = 112,049.45 : x
  2. Step 2: Convert to fraction form
    187,929.44/281,851.02 = 112,049.45/x
  3. Step 3: Cross multiply
    187,929.44x = 281,851.02 × 112,049.45
  4. Step 4: Simplify right side
    187,929.44x = 31,581,251,772.94
  5. Step 5: Solve for x
    x = 31,581,251,772.94/187,929.44
  6. Step 6: Final answer
    x = 168,048.45

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1.5x scale

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.