Home / 103,584.54-155,376.82-41,298.78

Finding the Fourth Proportional to 103,584.54, 155,376.82 and 41,298.78

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Solution

The fourth proportional to 103,584.54, 155,376.82 and 41,298.78 is: 61,948.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,584.54 : 155,376.82 = 41,298.78 : x
  2. Step 2: Convert to fraction form
    103,584.54/155,376.82 = 41,298.78/x
  3. Step 3: Cross multiply
    103,584.54x = 155,376.82 × 41,298.78
  4. Step 4: Simplify right side
    103,584.54x = 6,416,873,106.28
  5. Step 5: Solve for x
    x = 6,416,873,106.28/103,584.54
  6. Step 6: Final answer
    x = 61,948.17

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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.