Home / 156,704.28-235,006.56-51,498.96

Finding the Fourth Proportional to 156,704.28, 235,006.56 and 51,498.96

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Solution

The fourth proportional to 156,704.28, 235,006.56 and 51,498.96 is: 77,232.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,704.28 : 235,006.56 = 51,498.96 : x
  2. Step 2: Convert to fraction form
    156,704.28/235,006.56 = 51,498.96/x
  3. Step 3: Cross multiply
    156,704.28x = 235,006.56 × 51,498.96
  4. Step 4: Simplify right side
    156,704.28x = 12,102,593,433.18
  5. Step 5: Solve for x
    x = 12,102,593,433.18/156,704.28
  6. Step 6: Final answer
    x = 77,232.05

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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.