Home / 77,664.46-116,477.41-33,286.18

Finding the Fourth Proportional to 77,664.46, 116,477.41 and 33,286.18

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Solution

The fourth proportional to 77,664.46, 116,477.41 and 33,286.18 is: 49,921.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,664.46 : 116,477.41 = 33,286.18 : x
  2. Step 2: Convert to fraction form
    77,664.46/116,477.41 = 33,286.18/x
  3. Step 3: Cross multiply
    77,664.46x = 116,477.41 × 33,286.18
  4. Step 4: Simplify right side
    77,664.46x = 3,877,088,035.19
  5. Step 5: Solve for x
    x = 3,877,088,035.19/77,664.46
  6. Step 6: Final answer
    x = 49,921.01

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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.