Home / 68,126.25-94,012.81-37,910.42

Finding the Fourth Proportional to 68,126.25, 94,012.81 and 37,910.42

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Solution

The fourth proportional to 68,126.25, 94,012.81 and 37,910.42 is: 52,315.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,126.25 : 94,012.81 = 37,910.42 : x
  2. Step 2: Convert to fraction form
    68,126.25/94,012.81 = 37,910.42/x
  3. Step 3: Cross multiply
    68,126.25x = 94,012.81 × 37,910.42
  4. Step 4: Simplify right side
    68,126.25x = 3,564,065,112.48
  5. Step 5: Solve for x
    x = 3,564,065,112.48/68,126.25
  6. Step 6: Final answer
    x = 52,315.59

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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.