Home / 57,344.32-79,131.32-31,848.60

Finding the Fourth Proportional to 57,344.32, 79,131.32 and 31,848.60

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Solution

The fourth proportional to 57,344.32, 79,131.32 and 31,848.60 is: 43,948.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,344.32 : 79,131.32 = 31,848.60 : x
  2. Step 2: Convert to fraction form
    57,344.32/79,131.32 = 31,848.60/x
  3. Step 3: Cross multiply
    57,344.32x = 79,131.32 × 31,848.60
  4. Step 4: Simplify right side
    57,344.32x = 2,520,221,758.15
  5. Step 5: Solve for x
    x = 2,520,221,758.15/57,344.32
  6. Step 6: Final answer
    x = 43,948.93

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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.