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Finding the Fourth Proportional to 183,425.60, 275,138.40 and 165,710.90

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Solution

The fourth proportional to 183,425.60, 275,138.40 and 165,710.90 is: 248,566.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,425.60 : 275,138.40 = 165,710.90 : x
  2. Step 2: Convert to fraction form
    183,425.60/275,138.40 = 165,710.90/x
  3. Step 3: Cross multiply
    183,425.60x = 275,138.40 × 165,710.90
  4. Step 4: Simplify right side
    183,425.60x = 45,593,431,888.56
  5. Step 5: Solve for x
    x = 45,593,431,888.56/183,425.60
  6. Step 6: Final answer
    x = 248,566.35

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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.