Home / 245,245.02-338,471.37-149,775.18

Finding the Fourth Proportional to 245,245.02, 338,471.37 and 149,775.18

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Solution

The fourth proportional to 245,245.02, 338,471.37 and 149,775.18 is: 206,710.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,245.02 : 338,471.37 = 149,775.18 : x
  2. Step 2: Convert to fraction form
    245,245.02/338,471.37 = 149,775.18/x
  3. Step 3: Cross multiply
    245,245.02x = 338,471.37 × 149,775.18
  4. Step 4: Simplify right side
    245,245.02x = 50,694,610,366.60
  5. Step 5: Solve for x
    x = 50,694,610,366.60/245,245.02
  6. Step 6: Final answer
    x = 206,710.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.