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Finding the Fourth Proportional to 224,680.26, 310,060.88 and 127,879.36

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Solution

The fourth proportional to 224,680.26, 310,060.88 and 127,879.36 is: 176,474.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,680.26 : 310,060.88 = 127,879.36 : x
  2. Step 2: Convert to fraction form
    224,680.26/310,060.88 = 127,879.36/x
  3. Step 3: Cross multiply
    224,680.26x = 310,060.88 × 127,879.36
  4. Step 4: Simplify right side
    224,680.26x = 39,650,385,960.44
  5. Step 5: Solve for x
    x = 39,650,385,960.44/224,680.26
  6. Step 6: Final answer
    x = 176,474.72

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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.