Home / 68,171.28-94,074.52-37,956.62

Finding the Fourth Proportional to 68,171.28, 94,074.52 and 37,956.62

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Solution

The fourth proportional to 68,171.28, 94,074.52 and 37,956.62 is: 52,379.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,171.28 : 94,074.52 = 37,956.62 : x
  2. Step 2: Convert to fraction form
    68,171.28/94,074.52 = 37,956.62/x
  3. Step 3: Cross multiply
    68,171.28x = 94,074.52 × 37,956.62
  4. Step 4: Simplify right side
    68,171.28x = 3,570,750,807.32
  5. Step 5: Solve for x
    x = 3,570,750,807.32/68,171.28
  6. Step 6: Final answer
    x = 52,379.11

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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.