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Finding the Fourth Proportional to 114,630.25, 158,204.33 and 64,329.25

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Solution

The fourth proportional to 114,630.25, 158,204.33 and 64,329.25 is: 88,782.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,630.25 : 158,204.33 = 64,329.25 : x
  2. Step 2: Convert to fraction form
    114,630.25/158,204.33 = 64,329.25/x
  3. Step 3: Cross multiply
    114,630.25x = 158,204.33 × 64,329.25
  4. Step 4: Simplify right side
    114,630.25x = 10,177,165,895.65
  5. Step 5: Solve for x
    x = 10,177,165,895.65/114,630.25
  6. Step 6: Final answer
    x = 88,782.55

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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.