Home / 259,039.43-357,492.71-144,325.61

Finding the Fourth Proportional to 259,039.43, 357,492.71 and 144,325.61

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Solution

The fourth proportional to 259,039.43, 357,492.71 and 144,325.61 is: 199,179.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,039.43 : 357,492.71 = 144,325.61 : x
  2. Step 2: Convert to fraction form
    259,039.43/357,492.71 = 144,325.61/x
  3. Step 3: Cross multiply
    259,039.43x = 357,492.71 × 144,325.61
  4. Step 4: Simplify right side
    259,039.43x = 51,595,352,014.65
  5. Step 5: Solve for x
    x = 51,595,352,014.65/259,039.43
  6. Step 6: Final answer
    x = 199,179.53

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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.