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Finding the Fourth Proportional to 192,365.55, 288,548.34 and 52,124.17

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Solution

The fourth proportional to 192,365.55, 288,548.34 and 52,124.17 is: 78,186.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,365.55 : 288,548.34 = 52,124.17 : x
  2. Step 2: Convert to fraction form
    192,365.55/288,548.34 = 52,124.17/x
  3. Step 3: Cross multiply
    192,365.55x = 288,548.34 × 52,124.17
  4. Step 4: Simplify right side
    192,365.55x = 15,040,342,727.38
  5. Step 5: Solve for x
    x = 15,040,342,727.38/192,365.55
  6. Step 6: Final answer
    x = 78,186.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.