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Finding the Fourth Proportional to 183,657.90, 275,546.40 and 90,098.04

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Solution

The fourth proportional to 183,657.90, 275,546.40 and 90,098.04 is: 135,176.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,657.90 : 275,546.40 = 90,098.04 : x
  2. Step 2: Convert to fraction form
    183,657.90/275,546.40 = 90,098.04/x
  3. Step 3: Cross multiply
    183,657.90x = 275,546.40 × 90,098.04
  4. Step 4: Simplify right side
    183,657.90x = 24,826,190,569.06
  5. Step 5: Solve for x
    x = 24,826,190,569.06/183,657.90
  6. Step 6: Final answer
    x = 135,176.27

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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.