Home / 165,088.21-247,620.20-52,738.26

Finding the Fourth Proportional to 165,088.21, 247,620.20 and 52,738.26

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Solution

The fourth proportional to 165,088.21, 247,620.20 and 52,738.26 is: 79,103.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,088.21 : 247,620.20 = 52,738.26 : x
  2. Step 2: Convert to fraction form
    165,088.21/247,620.20 = 52,738.26/x
  3. Step 3: Cross multiply
    165,088.21x = 247,620.20 × 52,738.26
  4. Step 4: Simplify right side
    165,088.21x = 13,059,057,250.75
  5. Step 5: Solve for x
    x = 13,059,057,250.75/165,088.21
  6. Step 6: Final answer
    x = 79,103.51

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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.