Home / 156,644.20-234,966.30-97,449.40

Finding the Fourth Proportional to 156,644.20, 234,966.30 and 97,449.40

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Solution

The fourth proportional to 156,644.20, 234,966.30 and 97,449.40 is: 146,174.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,644.20 : 234,966.30 = 97,449.40 : x
  2. Step 2: Convert to fraction form
    156,644.20/234,966.30 = 97,449.40/x
  3. Step 3: Cross multiply
    156,644.20x = 234,966.30 × 97,449.40
  4. Step 4: Simplify right side
    156,644.20x = 22,897,324,955.22
  5. Step 5: Solve for x
    x = 22,897,324,955.22/156,644.20
  6. Step 6: Final answer
    x = 146,174.10

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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.