Home / 156,959.40-235,439.10-50,343.15

Finding the Fourth Proportional to 156,959.40, 235,439.10 and 50,343.15

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Solution

The fourth proportional to 156,959.40, 235,439.10 and 50,343.15 is: 75,514.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,959.40 : 235,439.10 = 50,343.15 : x
  2. Step 2: Convert to fraction form
    156,959.40/235,439.10 = 50,343.15/x
  3. Step 3: Cross multiply
    156,959.40x = 235,439.10 × 50,343.15
  4. Step 4: Simplify right side
    156,959.40x = 11,852,745,927.17
  5. Step 5: Solve for x
    x = 11,852,745,927.17/156,959.40
  6. Step 6: Final answer
    x = 75,514.73

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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.