Home / 66,910.46-92,333.31-38,625.26

Finding the Fourth Proportional to 66,910.46, 92,333.31 and 38,625.26

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Solution

The fourth proportional to 66,910.46, 92,333.31 and 38,625.26 is: 53,301.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,910.46 : 92,333.31 = 38,625.26 : x
  2. Step 2: Convert to fraction form
    66,910.46/92,333.31 = 38,625.26/x
  3. Step 3: Cross multiply
    66,910.46x = 92,333.31 × 38,625.26
  4. Step 4: Simplify right side
    66,910.46x = 3,566,398,105.41
  5. Step 5: Solve for x
    x = 3,566,398,105.41/66,910.46
  6. Step 6: Final answer
    x = 53,301.05

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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.