Home / 259,027.07-357,449.46-144,305.65

Finding the Fourth Proportional to 259,027.07, 357,449.46 and 144,305.65

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Solution

The fourth proportional to 259,027.07, 357,449.46 and 144,305.65 is: 199,137.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,027.07 : 357,449.46 = 144,305.65 : x
  2. Step 2: Convert to fraction form
    259,027.07/357,449.46 = 144,305.65/x
  3. Step 3: Cross multiply
    259,027.07x = 357,449.46 × 144,305.65
  4. Step 4: Simplify right side
    259,027.07x = 51,581,976,573.11
  5. Step 5: Solve for x
    x = 51,581,976,573.11/259,027.07
  6. Step 6: Final answer
    x = 199,137.40

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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.