Home / 144,637.48-216,949.76-39,456.12

Finding the Fourth Proportional to 144,637.48, 216,949.76 and 39,456.12

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Solution

The fourth proportional to 144,637.48, 216,949.76 and 39,456.12 is: 59,182.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,637.48 : 216,949.76 = 39,456.12 : x
  2. Step 2: Convert to fraction form
    144,637.48/216,949.76 = 39,456.12/x
  3. Step 3: Cross multiply
    144,637.48x = 216,949.76 × 39,456.12
  4. Step 4: Simplify right side
    144,637.48x = 8,559,995,764.53
  5. Step 5: Solve for x
    x = 8,559,995,764.53/144,637.48
  6. Step 6: Final answer
    x = 59,182.42

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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.