Home / 45,800.28-68,610.96-31,566.21

Finding the Fourth Proportional to 45,800.28, 68,610.96 and 31,566.21

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Solution

The fourth proportional to 45,800.28, 68,610.96 and 31,566.21 is: 47,287.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,800.28 : 68,610.96 = 31,566.21 : x
  2. Step 2: Convert to fraction form
    45,800.28/68,610.96 = 31,566.21/x
  3. Step 3: Cross multiply
    45,800.28x = 68,610.96 × 31,566.21
  4. Step 4: Simplify right side
    45,800.28x = 2,165,787,971.66
  5. Step 5: Solve for x
    x = 2,165,787,971.66/45,800.28
  6. Step 6: Final answer
    x = 47,287.66

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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.