Home / 156,868.60-235,308.42-50,255.80

Finding the Fourth Proportional to 156,868.60, 235,308.42 and 50,255.80

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Solution

The fourth proportional to 156,868.60, 235,308.42 and 50,255.80 is: 75,385.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,868.60 : 235,308.42 = 50,255.80 : x
  2. Step 2: Convert to fraction form
    156,868.60/235,308.42 = 50,255.80/x
  3. Step 3: Cross multiply
    156,868.60x = 235,308.42 × 50,255.80
  4. Step 4: Simplify right side
    156,868.60x = 11,825,612,893.84
  5. Step 5: Solve for x
    x = 11,825,612,893.84/156,868.60
  6. Step 6: Final answer
    x = 75,385.47

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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.