Home / 104,915.60-144,698.28-96,169.04

Finding the Fourth Proportional to 104,915.60, 144,698.28 and 96,169.04

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Solution

The fourth proportional to 104,915.60, 144,698.28 and 96,169.04 is: 132,635.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,915.60 : 144,698.28 = 96,169.04 : x
  2. Step 2: Convert to fraction form
    104,915.60/144,698.28 = 96,169.04/x
  3. Step 3: Cross multiply
    104,915.60x = 144,698.28 × 96,169.04
  4. Step 4: Simplify right side
    104,915.60x = 13,915,494,677.25
  5. Step 5: Solve for x
    x = 13,915,494,677.25/104,915.60
  6. Step 6: Final answer
    x = 132,635.13

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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.