Home / 55,843.61-77,084.46-36,986.81

Finding the Fourth Proportional to 55,843.61, 77,084.46 and 36,986.81

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Solution

The fourth proportional to 55,843.61, 77,084.46 and 36,986.81 is: 51,055.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,843.61 : 77,084.46 = 36,986.81 : x
  2. Step 2: Convert to fraction form
    55,843.61/77,084.46 = 36,986.81/x
  3. Step 3: Cross multiply
    55,843.61x = 77,084.46 × 36,986.81
  4. Step 4: Simplify right side
    55,843.61x = 2,851,107,890.55
  5. Step 5: Solve for x
    x = 2,851,107,890.55/55,843.61
  6. Step 6: Final answer
    x = 51,055.23

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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.