Home / 156,033.72-234,061.07-54,819.47

Finding the Fourth Proportional to 156,033.72, 234,061.07 and 54,819.47

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Solution

The fourth proportional to 156,033.72, 234,061.07 and 54,819.47 is: 82,232.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,033.72 : 234,061.07 = 54,819.47 : x
  2. Step 2: Convert to fraction form
    156,033.72/234,061.07 = 54,819.47/x
  3. Step 3: Cross multiply
    156,033.72x = 234,061.07 × 54,819.47
  4. Step 4: Simplify right side
    156,033.72x = 12,831,102,360.63
  5. Step 5: Solve for x
    x = 12,831,102,360.63/156,033.72
  6. Step 6: Final answer
    x = 82,232.88

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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.