Home / 113,219.80-169,845.90-34,340.20

Finding the Fourth Proportional to 113,219.80, 169,845.90 and 34,340.20

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Solution

The fourth proportional to 113,219.80, 169,845.90 and 34,340.20 is: 51,515.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,219.80 : 169,845.90 = 34,340.20 : x
  2. Step 2: Convert to fraction form
    113,219.80/169,845.90 = 34,340.20/x
  3. Step 3: Cross multiply
    113,219.80x = 169,845.90 × 34,340.20
  4. Step 4: Simplify right side
    113,219.80x = 5,832,542,175.18
  5. Step 5: Solve for x
    x = 5,832,542,175.18/113,219.80
  6. Step 6: Final answer
    x = 51,515.21

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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.