Home / 69,829.32-96,369.96-39,201.72

Finding the Fourth Proportional to 69,829.32, 96,369.96 and 39,201.72

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Solution

The fourth proportional to 69,829.32, 96,369.96 and 39,201.72 is: 54,101.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,829.32 : 96,369.96 = 39,201.72 : x
  2. Step 2: Convert to fraction form
    69,829.32/96,369.96 = 39,201.72/x
  3. Step 3: Cross multiply
    69,829.32x = 96,369.96 × 39,201.72
  4. Step 4: Simplify right side
    69,829.32x = 3,777,868,188.33
  5. Step 5: Solve for x
    x = 3,777,868,188.33/69,829.32
  6. Step 6: Final answer
    x = 54,101.46

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1.5x scale

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.