Home / 231,042.20-346,304.10-97,899.80

Finding the Fourth Proportional to 231,042.20, 346,304.10 and 97,899.80

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Solution

The fourth proportional to 231,042.20, 346,304.10 and 97,899.80 is: 146,739.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,042.20 : 346,304.10 = 97,899.80 : x
  2. Step 2: Convert to fraction form
    231,042.20/346,304.10 = 97,899.80/x
  3. Step 3: Cross multiply
    231,042.20x = 346,304.10 × 97,899.80
  4. Step 4: Simplify right side
    231,042.20x = 33,903,102,129.18
  5. Step 5: Solve for x
    x = 33,903,102,129.18/231,042.20
  6. Step 6: Final answer
    x = 146,739.87

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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.