Home / 187,746.30-281,700.45-108,927.90

Finding the Fourth Proportional to 187,746.30, 281,700.45 and 108,927.90

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Solution

The fourth proportional to 187,746.30, 281,700.45 and 108,927.90 is: 163,438.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,746.30 : 281,700.45 = 108,927.90 : x
  2. Step 2: Convert to fraction form
    187,746.30/281,700.45 = 108,927.90/x
  3. Step 3: Cross multiply
    187,746.30x = 281,700.45 × 108,927.90
  4. Step 4: Simplify right side
    187,746.30x = 30,685,038,447.56
  5. Step 5: Solve for x
    x = 30,685,038,447.56/187,746.30
  6. Step 6: Final answer
    x = 163,438.85

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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.