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Finding the Fourth Proportional to 225,401.00, 338,023.68 and 65,433.57

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Solution

The fourth proportional to 225,401.00, 338,023.68 and 65,433.57 is: 98,127.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,401.00 : 338,023.68 = 65,433.57 : x
  2. Step 2: Convert to fraction form
    225,401.00/338,023.68 = 65,433.57/x
  3. Step 3: Cross multiply
    225,401.00x = 338,023.68 × 65,433.57
  4. Step 4: Simplify right side
    225,401.00x = 22,118,097,149.15
  5. Step 5: Solve for x
    x = 22,118,097,149.15/225,401.00
  6. Step 6: Final answer
    x = 98,127.77

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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.