Home / 144,122.13-216,182.39-49,353.14

Finding the Fourth Proportional to 144,122.13, 216,182.39 and 49,353.14

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Solution

The fourth proportional to 144,122.13, 216,182.39 and 49,353.14 is: 74,029.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,122.13 : 216,182.39 = 49,353.14 : x
  2. Step 2: Convert to fraction form
    144,122.13/216,182.39 = 49,353.14/x
  3. Step 3: Cross multiply
    144,122.13x = 216,182.39 × 49,353.14
  4. Step 4: Simplify right side
    144,122.13x = 10,669,280,052.89
  5. Step 5: Solve for x
    x = 10,669,280,052.89/144,122.13
  6. Step 6: Final answer
    x = 74,029.44

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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.