Home / 259,338.20-357,872.90-144,628.62

Finding the Fourth Proportional to 259,338.20, 357,872.90 and 144,628.62

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Solution

The fourth proportional to 259,338.20, 357,872.90 and 144,628.62 is: 199,579.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,338.20 : 357,872.90 = 144,628.62 : x
  2. Step 2: Convert to fraction form
    259,338.20/357,872.90 = 144,628.62/x
  3. Step 3: Cross multiply
    259,338.20x = 357,872.90 × 144,628.62
  4. Step 4: Simplify right side
    259,338.20x = 51,758,662,939.25
  5. Step 5: Solve for x
    x = 51,758,662,939.25/259,338.20
  6. Step 6: Final answer
    x = 199,579.79

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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.