Home / 148,207.20-222,314.13-53,445.09

Finding the Fourth Proportional to 148,207.20, 222,314.13 and 53,445.09

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Solution

The fourth proportional to 148,207.20, 222,314.13 and 53,445.09 is: 80,168.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,207.20 : 222,314.13 = 53,445.09 : x
  2. Step 2: Convert to fraction form
    148,207.20/222,314.13 = 53,445.09/x
  3. Step 3: Cross multiply
    148,207.20x = 222,314.13 × 53,445.09
  4. Step 4: Simplify right side
    148,207.20x = 11,881,598,686.12
  5. Step 5: Solve for x
    x = 11,881,598,686.12/148,207.20
  6. Step 6: Final answer
    x = 80,168.84

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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.