Home / 55,934.40-83,966.40-33,772.80

Finding the Fourth Proportional to 55,934.40, 83,966.40 and 33,772.80

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Solution

The fourth proportional to 55,934.40, 83,966.40 and 33,772.80 is: 50,698.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,934.40 : 83,966.40 = 33,772.80 : x
  2. Step 2: Convert to fraction form
    55,934.40/83,966.40 = 33,772.80/x
  3. Step 3: Cross multiply
    55,934.40x = 83,966.40 × 33,772.80
  4. Step 4: Simplify right side
    55,934.40x = 2,835,780,433.92
  5. Step 5: Solve for x
    x = 2,835,780,433.92/55,934.40
  6. Step 6: Final answer
    x = 50,698.33

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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.