Home / 156,132.83-234,203.70-49,517.28

Finding the Fourth Proportional to 156,132.83, 234,203.70 and 49,517.28

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Solution

The fourth proportional to 156,132.83, 234,203.70 and 49,517.28 is: 74,277.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,132.83 : 234,203.70 = 49,517.28 : x
  2. Step 2: Convert to fraction form
    156,132.83/234,203.70 = 49,517.28/x
  3. Step 3: Cross multiply
    156,132.83x = 234,203.70 × 49,517.28
  4. Step 4: Simplify right side
    156,132.83x = 11,597,130,189.94
  5. Step 5: Solve for x
    x = 11,597,130,189.94/156,132.83
  6. Step 6: Final answer
    x = 74,277.34

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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.