Home / 252,024.60-378,069.30-125,729.40

Finding the Fourth Proportional to 252,024.60, 378,069.30 and 125,729.40

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Solution

The fourth proportional to 252,024.60, 378,069.30 and 125,729.40 is: 188,610.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,024.60 : 378,069.30 = 125,729.40 : x
  2. Step 2: Convert to fraction form
    252,024.60/378,069.30 = 125,729.40/x
  3. Step 3: Cross multiply
    252,024.60x = 378,069.30 × 125,729.40
  4. Step 4: Simplify right side
    252,024.60x = 47,534,426,247.42
  5. Step 5: Solve for x
    x = 47,534,426,247.42/252,024.60
  6. Step 6: Final answer
    x = 188,610.26

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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.