Home / 135,219.24-202,823.10-80,165.16

Finding the Fourth Proportional to 135,219.24, 202,823.10 and 80,165.16

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Solution

The fourth proportional to 135,219.24, 202,823.10 and 80,165.16 is: 120,244.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,219.24 : 202,823.10 = 80,165.16 : x
  2. Step 2: Convert to fraction form
    135,219.24/202,823.10 = 80,165.16/x
  3. Step 3: Cross multiply
    135,219.24x = 202,823.10 × 80,165.16
  4. Step 4: Simplify right side
    135,219.24x = 16,259,346,263.20
  5. Step 5: Solve for x
    x = 16,259,346,263.20/135,219.24
  6. Step 6: Final answer
    x = 120,244.33

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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.