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Finding the Fourth Proportional to 114,850.13, 158,493.17 and 64,549.13

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Solution

The fourth proportional to 114,850.13, 158,493.17 and 64,549.13 is: 89,077.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,850.13 : 158,493.17 = 64,549.13 : x
  2. Step 2: Convert to fraction form
    114,850.13/158,493.17 = 64,549.13/x
  3. Step 3: Cross multiply
    114,850.13x = 158,493.17 × 64,549.13
  4. Step 4: Simplify right side
    114,850.13x = 10,230,595,603.35
  5. Step 5: Solve for x
    x = 10,230,595,603.35/114,850.13
  6. Step 6: Final answer
    x = 89,077.79

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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.