Home / 178,815.41-268,223.24-45,695.79

Finding the Fourth Proportional to 178,815.41, 268,223.24 and 45,695.79

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Solution

The fourth proportional to 178,815.41, 268,223.24 and 45,695.79 is: 68,543.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,815.41 : 268,223.24 = 45,695.79 : x
  2. Step 2: Convert to fraction form
    178,815.41/268,223.24 = 45,695.79/x
  3. Step 3: Cross multiply
    178,815.41x = 268,223.24 × 45,695.79
  4. Step 4: Simplify right side
    178,815.41x = 12,256,672,705.36
  5. Step 5: Solve for x
    x = 12,256,672,705.36/178,815.41
  6. Step 6: Final answer
    x = 68,543.72

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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.