Home / 177,396.11-244,805.59-100,915.00

Finding the Fourth Proportional to 177,396.11, 244,805.59 and 100,915.00

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Solution

The fourth proportional to 177,396.11, 244,805.59 and 100,915.00 is: 139,262.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,396.11 : 244,805.59 = 100,915.00 : x
  2. Step 2: Convert to fraction form
    177,396.11/244,805.59 = 100,915.00/x
  3. Step 3: Cross multiply
    177,396.11x = 244,805.59 × 100,915.00
  4. Step 4: Simplify right side
    177,396.11x = 24,704,555,628.98
  5. Step 5: Solve for x
    x = 24,704,555,628.98/177,396.11
  6. Step 6: Final answer
    x = 139,262.11

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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.