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Finding the Fourth Proportional to 224,696.62, 310,081.73 and 127,897.17

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Solution

The fourth proportional to 224,696.62, 310,081.73 and 127,897.17 is: 176,498.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,696.62 : 310,081.73 = 127,897.17 : x
  2. Step 2: Convert to fraction form
    224,696.62/310,081.73 = 127,897.17/x
  3. Step 3: Cross multiply
    224,696.62x = 310,081.73 × 127,897.17
  4. Step 4: Simplify right side
    224,696.62x = 39,658,575,735.70
  5. Step 5: Solve for x
    x = 39,658,575,735.70/224,696.62
  6. Step 6: Final answer
    x = 176,498.32

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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.