Home / 70,193.21-96,871.30-39,573.86

Finding the Fourth Proportional to 70,193.21, 96,871.30 and 39,573.86

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Solution

The fourth proportional to 70,193.21, 96,871.30 and 39,573.86 is: 54,614.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,193.21 : 96,871.30 = 39,573.86 : x
  2. Step 2: Convert to fraction form
    70,193.21/96,871.30 = 39,573.86/x
  3. Step 3: Cross multiply
    70,193.21x = 96,871.30 × 39,573.86
  4. Step 4: Simplify right side
    70,193.21x = 3,833,570,680.93
  5. Step 5: Solve for x
    x = 3,833,570,680.93/70,193.21
  6. Step 6: Final answer
    x = 54,614.56

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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.