Home / 34,118.20-51,080.10-30,230.20

Finding the Fourth Proportional to 34,118.20, 51,080.10 and 30,230.20

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Solution

The fourth proportional to 34,118.20, 51,080.10 and 30,230.20 is: 45,259.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,118.20 : 51,080.10 = 30,230.20 : x
  2. Step 2: Convert to fraction form
    34,118.20/51,080.10 = 30,230.20/x
  3. Step 3: Cross multiply
    34,118.20x = 51,080.10 × 30,230.20
  4. Step 4: Simplify right side
    34,118.20x = 1,544,161,639.02
  5. Step 5: Solve for x
    x = 1,544,161,639.02/34,118.20
  6. Step 6: Final answer
    x = 45,259.18

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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.