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Finding the Fourth Proportional to 114,551.46, 158,081.91 and 63,564.39

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Solution

The fourth proportional to 114,551.46, 158,081.91 and 63,564.39 is: 87,719.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,551.46 : 158,081.91 = 63,564.39 : x
  2. Step 2: Convert to fraction form
    114,551.46/158,081.91 = 63,564.39/x
  3. Step 3: Cross multiply
    114,551.46x = 158,081.91 × 63,564.39
  4. Step 4: Simplify right side
    114,551.46x = 10,048,380,179.18
  5. Step 5: Solve for x
    x = 10,048,380,179.18/114,551.46
  6. Step 6: Final answer
    x = 87,719.35

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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.