Home / 224,206.98-309,230.61-143,641.95

Finding the Fourth Proportional to 224,206.98, 309,230.61 and 143,641.95

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Solution

The fourth proportional to 224,206.98, 309,230.61 and 143,641.95 is: 198,113.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,206.98 : 309,230.61 = 143,641.95 : x
  2. Step 2: Convert to fraction form
    224,206.98/309,230.61 = 143,641.95/x
  3. Step 3: Cross multiply
    224,206.98x = 309,230.61 × 143,641.95
  4. Step 4: Simplify right side
    224,206.98x = 44,418,487,820.09
  5. Step 5: Solve for x
    x = 44,418,487,820.09/224,206.98
  6. Step 6: Final answer
    x = 198,113.76

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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.