Home / 80,213.10-120,347.00-24,054.59

Finding the Fourth Proportional to 80,213.10, 120,347.00 and 24,054.59

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Solution

The fourth proportional to 80,213.10, 120,347.00 and 24,054.59 is: 36,090.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,213.10 : 120,347.00 = 24,054.59 : x
  2. Step 2: Convert to fraction form
    80,213.10/120,347.00 = 24,054.59/x
  3. Step 3: Cross multiply
    80,213.10x = 120,347.00 × 24,054.59
  4. Step 4: Simplify right side
    80,213.10x = 2,894,897,020.72
  5. Step 5: Solve for x
    x = 2,894,897,020.72/80,213.10
  6. Step 6: Final answer
    x = 36,090.08

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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.