Home / 68,560.11-94,611.06-38,345.49

Finding the Fourth Proportional to 68,560.11, 94,611.06 and 38,345.49

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Solution

The fourth proportional to 68,560.11, 94,611.06 and 38,345.49 is: 52,915.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,560.11 : 94,611.06 = 38,345.49 : x
  2. Step 2: Convert to fraction form
    68,560.11/94,611.06 = 38,345.49/x
  3. Step 3: Cross multiply
    68,560.11x = 94,611.06 × 38,345.49
  4. Step 4: Simplify right side
    68,560.11x = 3,627,907,455.12
  5. Step 5: Solve for x
    x = 3,627,907,455.12/68,560.11
  6. Step 6: Final answer
    x = 52,915.72

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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.