Home / 55,618.28-76,754.46-31,744.46

Finding the Fourth Proportional to 55,618.28, 76,754.46 and 31,744.46

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Solution

The fourth proportional to 55,618.28, 76,754.46 and 31,744.46 is: 43,808.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,618.28 : 76,754.46 = 31,744.46 : x
  2. Step 2: Convert to fraction form
    55,618.28/76,754.46 = 31,744.46/x
  3. Step 3: Cross multiply
    55,618.28x = 76,754.46 × 31,744.46
  4. Step 4: Simplify right side
    55,618.28x = 2,436,528,885.29
  5. Step 5: Solve for x
    x = 2,436,528,885.29/55,618.28
  6. Step 6: Final answer
    x = 43,808.06

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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.