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Finding the Fourth Proportional to 114,840.92, 158,475.54 and 63,853.58

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Solution

The fourth proportional to 114,840.92, 158,475.54 and 63,853.58 is: 88,115.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,840.92 : 158,475.54 = 63,853.58 : x
  2. Step 2: Convert to fraction form
    114,840.92/158,475.54 = 63,853.58/x
  3. Step 3: Cross multiply
    114,840.92x = 158,475.54 × 63,853.58
  4. Step 4: Simplify right side
    114,840.92x = 10,119,230,571.43
  5. Step 5: Solve for x
    x = 10,119,230,571.43/114,840.92
  6. Step 6: Final answer
    x = 88,115.20

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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.