Home / 51,522.21-70,979.27-48,422.14

Finding the Fourth Proportional to 51,522.21, 70,979.27 and 48,422.14

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Solution

The fourth proportional to 51,522.21, 70,979.27 and 48,422.14 is: 66,708.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,522.21 : 70,979.27 = 48,422.14 : x
  2. Step 2: Convert to fraction form
    51,522.21/70,979.27 = 48,422.14/x
  3. Step 3: Cross multiply
    51,522.21x = 70,979.27 × 48,422.14
  4. Step 4: Simplify right side
    51,522.21x = 3,436,967,729.48
  5. Step 5: Solve for x
    x = 3,436,967,729.48/51,522.21
  6. Step 6: Final answer
    x = 66,708.47

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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.