Home / 144,420.57-216,568.89-49,660.29

Finding the Fourth Proportional to 144,420.57, 216,568.89 and 49,660.29

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Solution

The fourth proportional to 144,420.57, 216,568.89 and 49,660.29 is: 74,469.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,420.57 : 216,568.89 = 49,660.29 : x
  2. Step 2: Convert to fraction form
    144,420.57/216,568.89 = 49,660.29/x
  3. Step 3: Cross multiply
    144,420.57x = 216,568.89 × 49,660.29
  4. Step 4: Simplify right side
    144,420.57x = 10,754,873,882.38
  5. Step 5: Solve for x
    x = 10,754,873,882.38/144,420.57
  6. Step 6: Final answer
    x = 74,469.13

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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.