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Finding the Fourth Proportional to 226,874.64, 313,076.16 and 124,897.98

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Solution

The fourth proportional to 226,874.64, 313,076.16 and 124,897.98 is: 172,353.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,874.64 : 313,076.16 = 124,897.98 : x
  2. Step 2: Convert to fraction form
    226,874.64/313,076.16 = 124,897.98/x
  3. Step 3: Cross multiply
    226,874.64x = 313,076.16 × 124,897.98
  4. Step 4: Simplify right side
    226,874.64x = 39,102,579,970.16
  5. Step 5: Solve for x
    x = 39,102,579,970.16/226,874.64
  6. Step 6: Final answer
    x = 172,353.24

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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.