Home / 68,401.27-94,433.01-52,140.92

Finding the Fourth Proportional to 68,401.27, 94,433.01 and 52,140.92

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Solution

The fourth proportional to 68,401.27, 94,433.01 and 52,140.92 is: 71,984.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,401.27 : 94,433.01 = 52,140.92 : x
  2. Step 2: Convert to fraction form
    68,401.27/94,433.01 = 52,140.92/x
  3. Step 3: Cross multiply
    68,401.27x = 94,433.01 × 52,140.92
  4. Step 4: Simplify right side
    68,401.27x = 4,923,824,019.77
  5. Step 5: Solve for x
    x = 4,923,824,019.77/68,401.27
  6. Step 6: Final answer
    x = 71,984.39

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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.