Home / 60,827.40-91,118.74-30,340.62

Finding the Fourth Proportional to 60,827.40, 91,118.74 and 30,340.62

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Solution

The fourth proportional to 60,827.40, 91,118.74 and 30,340.62 is: 45,449.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,827.40 : 91,118.74 = 30,340.62 : x
  2. Step 2: Convert to fraction form
    60,827.40/91,118.74 = 30,340.62/x
  3. Step 3: Cross multiply
    60,827.40x = 91,118.74 × 30,340.62
  4. Step 4: Simplify right side
    60,827.40x = 2,764,599,065.22
  5. Step 5: Solve for x
    x = 2,764,599,065.22/60,827.40
  6. Step 6: Final answer
    x = 45,449.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.