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Finding the Fourth Proportional to 227,551.48, 314,018.85 and 125,577.88

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Solution

The fourth proportional to 227,551.48, 314,018.85 and 125,577.88 is: 173,296.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,551.48 : 314,018.85 = 125,577.88 : x
  2. Step 2: Convert to fraction form
    227,551.48/314,018.85 = 125,577.88/x
  3. Step 3: Cross multiply
    227,551.48x = 314,018.85 × 125,577.88
  4. Step 4: Simplify right side
    227,551.48x = 39,433,821,463.04
  5. Step 5: Solve for x
    x = 39,433,821,463.04/227,551.48
  6. Step 6: Final answer
    x = 173,296.26

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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.