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Finding the Fourth Proportional to 183,444.80, 275,167.20 and 109,716.80

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Solution

The fourth proportional to 183,444.80, 275,167.20 and 109,716.80 is: 164,575.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,444.80 : 275,167.20 = 109,716.80 : x
  2. Step 2: Convert to fraction form
    183,444.80/275,167.20 = 109,716.80/x
  3. Step 3: Cross multiply
    183,444.80x = 275,167.20 × 109,716.80
  4. Step 4: Simplify right side
    183,444.80x = 30,190,464,648.96
  5. Step 5: Solve for x
    x = 30,190,464,648.96/183,444.80
  6. Step 6: Final answer
    x = 164,575.20

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1.5x scale

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.