Home / 68,032.21-93,882.63-37,816.78

Finding the Fourth Proportional to 68,032.21, 93,882.63 and 37,816.78

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Solution

The fourth proportional to 68,032.21, 93,882.63 and 37,816.78 is: 52,186.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,032.21 : 93,882.63 = 37,816.78 : x
  2. Step 2: Convert to fraction form
    68,032.21/93,882.63 = 37,816.78/x
  3. Step 3: Cross multiply
    68,032.21x = 93,882.63 × 37,816.78
  4. Step 4: Simplify right side
    68,032.21x = 3,550,338,764.53
  5. Step 5: Solve for x
    x = 3,550,338,764.53/68,032.21
  6. Step 6: Final answer
    x = 52,186.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.