Home / 68,223.97-94,155.99-38,014.21

Finding the Fourth Proportional to 68,223.97, 94,155.99 and 38,014.21

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Solution

The fourth proportional to 68,223.97, 94,155.99 and 38,014.21 is: 52,463.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,223.97 : 94,155.99 = 38,014.21 : x
  2. Step 2: Convert to fraction form
    68,223.97/94,155.99 = 38,014.21/x
  3. Step 3: Cross multiply
    68,223.97x = 94,155.99 × 38,014.21
  4. Step 4: Simplify right side
    68,223.97x = 3,579,265,576.62
  5. Step 5: Solve for x
    x = 3,579,265,576.62/68,223.97
  6. Step 6: Final answer
    x = 52,463.46

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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.