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Finding the Fourth Proportional to 192,967.02, 266,294.48 and 117,515.52

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Solution

The fourth proportional to 192,967.02, 266,294.48 and 117,515.52 is: 162,171.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,967.02 : 266,294.48 = 117,515.52 : x
  2. Step 2: Convert to fraction form
    192,967.02/266,294.48 = 117,515.52/x
  3. Step 3: Cross multiply
    192,967.02x = 266,294.48 × 117,515.52
  4. Step 4: Simplify right side
    192,967.02x = 31,293,734,290.33
  5. Step 5: Solve for x
    x = 31,293,734,290.33/192,967.02
  6. Step 6: Final answer
    x = 162,171.41

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1.5x scale

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.