Home / 68,402.27-94,434.39-52,141.92

Finding the Fourth Proportional to 68,402.27, 94,434.39 and 52,141.92

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Solution

The fourth proportional to 68,402.27, 94,434.39 and 52,141.92 is: 71,985.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,402.27 : 94,434.39 = 52,141.92 : x
  2. Step 2: Convert to fraction form
    68,402.27/94,434.39 = 52,141.92/x
  3. Step 3: Cross multiply
    68,402.27x = 94,434.39 × 52,141.92
  4. Step 4: Simplify right side
    68,402.27x = 4,923,990,408.63
  5. Step 5: Solve for x
    x = 4,923,990,408.63/68,402.27
  6. Step 6: Final answer
    x = 71,985.77

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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.