Home / 55,809.52-76,954.35-43,033.78

Finding the Fourth Proportional to 55,809.52, 76,954.35 and 43,033.78

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Solution

The fourth proportional to 55,809.52, 76,954.35 and 43,033.78 is: 59,338.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,809.52 : 76,954.35 = 43,033.78 : x
  2. Step 2: Convert to fraction form
    55,809.52/76,954.35 = 43,033.78/x
  3. Step 3: Cross multiply
    55,809.52x = 76,954.35 × 43,033.78
  4. Step 4: Simplify right side
    55,809.52x = 3,311,636,567.94
  5. Step 5: Solve for x
    x = 3,311,636,567.94/55,809.52
  6. Step 6: Final answer
    x = 59,338.20

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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.