Home / 156,031.47-234,057.68-54,817.22

Finding the Fourth Proportional to 156,031.47, 234,057.68 and 54,817.22

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Solution

The fourth proportional to 156,031.47, 234,057.68 and 54,817.22 is: 82,229.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,031.47 : 234,057.68 = 54,817.22 : x
  2. Step 2: Convert to fraction form
    156,031.47/234,057.68 = 54,817.22/x
  3. Step 3: Cross multiply
    156,031.47x = 234,057.68 × 54,817.22
  4. Step 4: Simplify right side
    156,031.47x = 12,830,390,304.00
  5. Step 5: Solve for x
    x = 12,830,390,304.00/156,031.47
  6. Step 6: Final answer
    x = 82,229.50

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1.5x scale

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.