Home / 156,922.40-235,383.60-51,727.70

Finding the Fourth Proportional to 156,922.40, 235,383.60 and 51,727.70

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Solution

The fourth proportional to 156,922.40, 235,383.60 and 51,727.70 is: 77,591.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,922.40 : 235,383.60 = 51,727.70 : x
  2. Step 2: Convert to fraction form
    156,922.40/235,383.60 = 51,727.70/x
  3. Step 3: Cross multiply
    156,922.40x = 235,383.60 × 51,727.70
  4. Step 4: Simplify right side
    156,922.40x = 12,175,852,245.72
  5. Step 5: Solve for x
    x = 12,175,852,245.72/156,922.40
  6. Step 6: Final answer
    x = 77,591.55

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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.