Home / 144,578.36-216,882.20-49,796.16

Finding the Fourth Proportional to 144,578.36, 216,882.20 and 49,796.16

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Solution

The fourth proportional to 144,578.36, 216,882.20 and 49,796.16 is: 74,699.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,578.36 : 216,882.20 = 49,796.16 : x
  2. Step 2: Convert to fraction form
    144,578.36/216,882.20 = 49,796.16/x
  3. Step 3: Cross multiply
    144,578.36x = 216,882.20 × 49,796.16
  4. Step 4: Simplify right side
    144,578.36x = 10,799,900,732.35
  5. Step 5: Solve for x
    x = 10,799,900,732.35/144,578.36
  6. Step 6: Final answer
    x = 74,699.29

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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.