Home / 52,989.33-79,497.97-30,781.36

Finding the Fourth Proportional to 52,989.33, 79,497.97 and 30,781.36

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Solution

The fourth proportional to 52,989.33, 79,497.97 and 30,781.36 is: 46,180.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,989.33 : 79,497.97 = 30,781.36 : x
  2. Step 2: Convert to fraction form
    52,989.33/79,497.97 = 30,781.36/x
  3. Step 3: Cross multiply
    52,989.33x = 79,497.97 × 30,781.36
  4. Step 4: Simplify right side
    52,989.33x = 2,447,055,358.14
  5. Step 5: Solve for x
    x = 2,447,055,358.14/52,989.33
  6. Step 6: Final answer
    x = 46,180.15

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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.