Home / 51,293.32-70,796.60-30,079.42

Finding the Fourth Proportional to 51,293.32, 70,796.60 and 30,079.42

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Solution

The fourth proportional to 51,293.32, 70,796.60 and 30,079.42 is: 41,516.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,293.32 : 70,796.60 = 30,079.42 : x
  2. Step 2: Convert to fraction form
    51,293.32/70,796.60 = 30,079.42/x
  3. Step 3: Cross multiply
    51,293.32x = 70,796.60 × 30,079.42
  4. Step 4: Simplify right side
    51,293.32x = 2,129,520,665.97
  5. Step 5: Solve for x
    x = 2,129,520,665.97/51,293.32
  6. Step 6: Final answer
    x = 41,516.53

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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.