Home / 48,139.26-72,168.39-21,836.94

Finding the Fourth Proportional to 48,139.26, 72,168.39 and 21,836.94

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Solution

The fourth proportional to 48,139.26, 72,168.39 and 21,836.94 is: 32,737.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,139.26 : 72,168.39 = 21,836.94 : x
  2. Step 2: Convert to fraction form
    48,139.26/72,168.39 = 21,836.94/x
  3. Step 3: Cross multiply
    48,139.26x = 72,168.39 × 21,836.94
  4. Step 4: Simplify right side
    48,139.26x = 1,575,936,802.33
  5. Step 5: Solve for x
    x = 1,575,936,802.33/48,139.26
  6. Step 6: Final answer
    x = 32,737.04

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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.