Home / 176,320.20-264,545.10-71,149.80

Finding the Fourth Proportional to 176,320.20, 264,545.10 and 71,149.80

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Solution

The fourth proportional to 176,320.20, 264,545.10 and 71,149.80 is: 106,750.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,320.20 : 264,545.10 = 71,149.80 : x
  2. Step 2: Convert to fraction form
    176,320.20/264,545.10 = 71,149.80/x
  3. Step 3: Cross multiply
    176,320.20x = 264,545.10 × 71,149.80
  4. Step 4: Simplify right side
    176,320.20x = 18,822,330,955.98
  5. Step 5: Solve for x
    x = 18,822,330,955.98/176,320.20
  6. Step 6: Final answer
    x = 106,750.85

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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.