Home / 79,021.24-118,531.96-32,274.11

Finding the Fourth Proportional to 79,021.24, 118,531.96 and 32,274.11

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Solution

The fourth proportional to 79,021.24, 118,531.96 and 32,274.11 is: 48,411.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,021.24 : 118,531.96 = 32,274.11 : x
  2. Step 2: Convert to fraction form
    79,021.24/118,531.96 = 32,274.11/x
  3. Step 3: Cross multiply
    79,021.24x = 118,531.96 × 32,274.11
  4. Step 4: Simplify right side
    79,021.24x = 3,825,513,731.20
  5. Step 5: Solve for x
    x = 3,825,513,731.20/79,021.24
  6. Step 6: Final answer
    x = 48,411.21

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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.