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Finding the Fourth Proportional to 167,266.10, 230,722.23 and 99,234.89

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Solution

The fourth proportional to 167,266.10, 230,722.23 and 99,234.89 is: 136,881.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,266.10 : 230,722.23 = 99,234.89 : x
  2. Step 2: Convert to fraction form
    167,266.10/230,722.23 = 99,234.89/x
  3. Step 3: Cross multiply
    167,266.10x = 230,722.23 × 99,234.89
  4. Step 4: Simplify right side
    167,266.10x = 22,895,695,114.60
  5. Step 5: Solve for x
    x = 22,895,695,114.60/167,266.10
  6. Step 6: Final answer
    x = 136,881.86

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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.