Home / 232,686.30-349,085.54-80,861.31

Finding the Fourth Proportional to 232,686.30, 349,085.54 and 80,861.31

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Solution

The fourth proportional to 232,686.30, 349,085.54 and 80,861.31 is: 121,311.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,686.30 : 349,085.54 = 80,861.31 : x
  2. Step 2: Convert to fraction form
    232,686.30/349,085.54 = 80,861.31/x
  3. Step 3: Cross multiply
    232,686.30x = 349,085.54 × 80,861.31
  4. Step 4: Simplify right side
    232,686.30x = 28,227,514,066.46
  5. Step 5: Solve for x
    x = 28,227,514,066.46/232,686.30
  6. Step 6: Final answer
    x = 121,311.46

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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.