Home / 259,176.46-357,620.15-144,429.95

Finding the Fourth Proportional to 259,176.46, 357,620.15 and 144,429.95

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Solution

The fourth proportional to 259,176.46, 357,620.15 and 144,429.95 is: 199,289.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,176.46 : 357,620.15 = 144,429.95 : x
  2. Step 2: Convert to fraction form
    259,176.46/357,620.15 = 144,429.95/x
  3. Step 3: Cross multiply
    259,176.46x = 357,620.15 × 144,429.95
  4. Step 4: Simplify right side
    259,176.46x = 51,651,061,638.62
  5. Step 5: Solve for x
    x = 51,651,061,638.62/259,176.46
  6. Step 6: Final answer
    x = 199,289.17

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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.