Home / 80,312.34-120,474.48-24,147.96

Finding the Fourth Proportional to 80,312.34, 120,474.48 and 24,147.96

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Solution

The fourth proportional to 80,312.34, 120,474.48 and 24,147.96 is: 36,223.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,312.34 : 120,474.48 = 24,147.96 : x
  2. Step 2: Convert to fraction form
    80,312.34/120,474.48 = 24,147.96/x
  3. Step 3: Cross multiply
    80,312.34x = 120,474.48 × 24,147.96
  4. Step 4: Simplify right side
    80,312.34x = 2,909,212,924.06
  5. Step 5: Solve for x
    x = 2,909,212,924.06/80,312.34
  6. Step 6: Final answer
    x = 36,223.74

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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.