Home / 67,193.32-92,727.48-38,512.36

Finding the Fourth Proportional to 67,193.32, 92,727.48 and 38,512.36

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Solution

The fourth proportional to 67,193.32, 92,727.48 and 38,512.36 is: 53,147.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,193.32 : 92,727.48 = 38,512.36 : x
  2. Step 2: Convert to fraction form
    67,193.32/92,727.48 = 38,512.36/x
  3. Step 3: Cross multiply
    67,193.32x = 92,727.48 × 38,512.36
  4. Step 4: Simplify right side
    67,193.32x = 3,571,154,091.65
  5. Step 5: Solve for x
    x = 3,571,154,091.65/67,193.32
  6. Step 6: Final answer
    x = 53,147.46

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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.