Home / 55,722.09-76,811.46-34,171.94

Finding the Fourth Proportional to 55,722.09, 76,811.46 and 34,171.94

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Solution

The fourth proportional to 55,722.09, 76,811.46 and 34,171.94 is: 47,105.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,722.09 : 76,811.46 = 34,171.94 : x
  2. Step 2: Convert to fraction form
    55,722.09/76,811.46 = 34,171.94/x
  3. Step 3: Cross multiply
    55,722.09x = 76,811.46 × 34,171.94
  4. Step 4: Simplify right side
    55,722.09x = 2,624,796,666.32
  5. Step 5: Solve for x
    x = 2,624,796,666.32/55,722.09
  6. Step 6: Final answer
    x = 47,105.13

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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.