Home / 50,584.19-75,688.36-31,776.17

Finding the Fourth Proportional to 50,584.19, 75,688.36 and 31,776.17

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Solution

The fourth proportional to 50,584.19, 75,688.36 and 31,776.17 is: 47,546.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,584.19 : 75,688.36 = 31,776.17 : x
  2. Step 2: Convert to fraction form
    50,584.19/75,688.36 = 31,776.17/x
  3. Step 3: Cross multiply
    50,584.19x = 75,688.36 × 31,776.17
  4. Step 4: Simplify right side
    50,584.19x = 2,405,085,736.50
  5. Step 5: Solve for x
    x = 2,405,085,736.50/50,584.19
  6. Step 6: Final answer
    x = 47,546.20

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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.