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Finding the Fourth Proportional to 227,126.52, 313,445.16 and 131,663.16

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Solution

The fourth proportional to 227,126.52, 313,445.16 and 131,663.16 is: 181,701.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,126.52 : 313,445.16 = 131,663.16 : x
  2. Step 2: Convert to fraction form
    227,126.52/313,445.16 = 131,663.16/x
  3. Step 3: Cross multiply
    227,126.52x = 313,445.16 × 131,663.16
  4. Step 4: Simplify right side
    227,126.52x = 41,269,180,252.31
  5. Step 5: Solve for x
    x = 41,269,180,252.31/227,126.52
  6. Step 6: Final answer
    x = 181,701.28

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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.