Home / 67,173.41-92,712.57-38,512.33

Finding the Fourth Proportional to 67,173.41, 92,712.57 and 38,512.33

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Solution

The fourth proportional to 67,173.41, 92,712.57 and 38,512.33 is: 53,154.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,173.41 : 92,712.57 = 38,512.33 : x
  2. Step 2: Convert to fraction form
    67,173.41/92,712.57 = 38,512.33/x
  3. Step 3: Cross multiply
    67,173.41x = 92,712.57 × 38,512.33
  4. Step 4: Simplify right side
    67,173.41x = 3,570,576,714.79
  5. Step 5: Solve for x
    x = 3,570,576,714.79/67,173.41
  6. Step 6: Final answer
    x = 53,154.61

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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.