Home / 55,766.07-76,957.79-30,272.68

Finding the Fourth Proportional to 55,766.07, 76,957.79 and 30,272.68

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Solution

The fourth proportional to 55,766.07, 76,957.79 and 30,272.68 is: 41,776.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,766.07 : 76,957.79 = 30,272.68 : x
  2. Step 2: Convert to fraction form
    55,766.07/76,957.79 = 30,272.68/x
  3. Step 3: Cross multiply
    55,766.07x = 76,957.79 × 30,272.68
  4. Step 4: Simplify right side
    55,766.07x = 2,329,718,550.18
  5. Step 5: Solve for x
    x = 2,329,718,550.18/55,766.07
  6. Step 6: Final answer
    x = 41,776.63

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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.