Home / 173,949.28-261,011.52-129,664.96

Finding the Fourth Proportional to 173,949.28, 261,011.52 and 129,664.96

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Solution

The fourth proportional to 173,949.28, 261,011.52 and 129,664.96 is: 194,562.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,949.28 : 261,011.52 = 129,664.96 : x
  2. Step 2: Convert to fraction form
    173,949.28/261,011.52 = 129,664.96/x
  3. Step 3: Cross multiply
    173,949.28x = 261,011.52 × 129,664.96
  4. Step 4: Simplify right side
    173,949.28x = 33,844,048,300.34
  5. Step 5: Solve for x
    x = 33,844,048,300.34/173,949.28
  6. Step 6: Final answer
    x = 194,562.74

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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.