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Finding the Fourth Proportional to 224,599.88, 309,578.60 and 159,210.64

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Solution

The fourth proportional to 224,599.88, 309,578.60 and 159,210.64 is: 219,448.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,599.88 : 309,578.60 = 159,210.64 : x
  2. Step 2: Convert to fraction form
    224,599.88/309,578.60 = 159,210.64/x
  3. Step 3: Cross multiply
    224,599.88x = 309,578.60 × 159,210.64
  4. Step 4: Simplify right side
    224,599.88x = 49,288,207,036.30
  5. Step 5: Solve for x
    x = 49,288,207,036.30/224,599.88
  6. Step 6: Final answer
    x = 219,448.95

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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.