Home / 51,711.29-71,369.88-48,334.42

Finding the Fourth Proportional to 51,711.29, 71,369.88 and 48,334.42

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Solution

The fourth proportional to 51,711.29, 71,369.88 and 48,334.42 is: 66,709.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,711.29 : 71,369.88 = 48,334.42 : x
  2. Step 2: Convert to fraction form
    51,711.29/71,369.88 = 48,334.42/x
  3. Step 3: Cross multiply
    51,711.29x = 71,369.88 × 48,334.42
  4. Step 4: Simplify right side
    51,711.29x = 3,449,621,935.11
  5. Step 5: Solve for x
    x = 3,449,621,935.11/51,711.29
  6. Step 6: Final answer
    x = 66,709.26

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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.