Home / 77,241.80-115,881.20-32,238.13

Finding the Fourth Proportional to 77,241.80, 115,881.20 and 32,238.13

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Solution

The fourth proportional to 77,241.80, 115,881.20 and 32,238.13 is: 48,364.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,241.80 : 115,881.20 = 32,238.13 : x
  2. Step 2: Convert to fraction form
    77,241.80/115,881.20 = 32,238.13/x
  3. Step 3: Cross multiply
    77,241.80x = 115,881.20 × 32,238.13
  4. Step 4: Simplify right side
    77,241.80x = 3,735,793,190.16
  5. Step 5: Solve for x
    x = 3,735,793,190.16/77,241.80
  6. Step 6: Final answer
    x = 48,364.92

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1.5x scale

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.