Home / 223,252.20-308,082.69-127,752.80

Finding the Fourth Proportional to 223,252.20, 308,082.69 and 127,752.80

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Solution

The fourth proportional to 223,252.20, 308,082.69 and 127,752.80 is: 176,295.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,252.20 : 308,082.69 = 127,752.80 : x
  2. Step 2: Convert to fraction form
    223,252.20/308,082.69 = 127,752.80/x
  3. Step 3: Cross multiply
    223,252.20x = 308,082.69 × 127,752.80
  4. Step 4: Simplify right side
    223,252.20x = 39,358,424,738.62
  5. Step 5: Solve for x
    x = 39,358,424,738.62/223,252.20
  6. Step 6: Final answer
    x = 176,295.80

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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.