Home / 162,234.72-223,883.46-90,614.88

Finding the Fourth Proportional to 162,234.72, 223,883.46 and 90,614.88

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Solution

The fourth proportional to 162,234.72, 223,883.46 and 90,614.88 is: 125,048.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,234.72 : 223,883.46 = 90,614.88 : x
  2. Step 2: Convert to fraction form
    162,234.72/223,883.46 = 90,614.88/x
  3. Step 3: Cross multiply
    162,234.72x = 223,883.46 × 90,614.88
  4. Step 4: Simplify right side
    162,234.72x = 20,287,172,861.88
  5. Step 5: Solve for x
    x = 20,287,172,861.88/162,234.72
  6. Step 6: Final answer
    x = 125,048.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.