Home / 156,001.80-234,002.70-122,824.20

Finding the Fourth Proportional to 156,001.80, 234,002.70 and 122,824.20

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Solution

The fourth proportional to 156,001.80, 234,002.70 and 122,824.20 is: 184,236.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,001.80 : 234,002.70 = 122,824.20 : x
  2. Step 2: Convert to fraction form
    156,001.80/234,002.70 = 122,824.20/x
  3. Step 3: Cross multiply
    156,001.80x = 234,002.70 × 122,824.20
  4. Step 4: Simplify right side
    156,001.80x = 28,741,194,425.34
  5. Step 5: Solve for x
    x = 28,741,194,425.34/156,001.80
  6. Step 6: Final answer
    x = 184,236.30

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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.