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Finding the Fourth Proportional to 114,630.56, 158,190.26 and 64,329.56

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Solution

The fourth proportional to 114,630.56, 158,190.26 and 64,329.56 is: 88,774.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,630.56 : 158,190.26 = 64,329.56 : x
  2. Step 2: Convert to fraction form
    114,630.56/158,190.26 = 64,329.56/x
  3. Step 3: Cross multiply
    114,630.56x = 158,190.26 × 64,329.56
  4. Step 4: Simplify right side
    114,630.56x = 10,176,309,822.09
  5. Step 5: Solve for x
    x = 10,176,309,822.09/114,630.56
  6. Step 6: Final answer
    x = 88,774.84

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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.