Home / 218,107.60-327,172.20-113,131.60

Finding the Fourth Proportional to 218,107.60, 327,172.20 and 113,131.60

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Solution

The fourth proportional to 218,107.60, 327,172.20 and 113,131.60 is: 169,703.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,107.60 : 327,172.20 = 113,131.60 : x
  2. Step 2: Convert to fraction form
    218,107.60/327,172.20 = 113,131.60/x
  3. Step 3: Cross multiply
    218,107.60x = 327,172.20 × 113,131.60
  4. Step 4: Simplify right side
    218,107.60x = 37,013,514,461.52
  5. Step 5: Solve for x
    x = 37,013,514,461.52/218,107.60
  6. Step 6: Final answer
    x = 169,703.00

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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.