Home / 68,542.12-94,583.16-37,913.92

Finding the Fourth Proportional to 68,542.12, 94,583.16 and 37,913.92

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Solution

The fourth proportional to 68,542.12, 94,583.16 and 37,913.92 is: 52,318.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,542.12 : 94,583.16 = 37,913.92 : x
  2. Step 2: Convert to fraction form
    68,542.12/94,583.16 = 37,913.92/x
  3. Step 3: Cross multiply
    68,542.12x = 94,583.16 × 37,913.92
  4. Step 4: Simplify right side
    68,542.12x = 3,586,018,361.59
  5. Step 5: Solve for x
    x = 3,586,018,361.59/68,542.12
  6. Step 6: Final answer
    x = 52,318.46

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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.