Home / 79,033.59-118,418.76-55,610.82

Finding the Fourth Proportional to 79,033.59, 118,418.76 and 55,610.82

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Solution

The fourth proportional to 79,033.59, 118,418.76 and 55,610.82 is: 83,323.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,033.59 : 118,418.76 = 55,610.82 : x
  2. Step 2: Convert to fraction form
    79,033.59/118,418.76 = 55,610.82/x
  3. Step 3: Cross multiply
    79,033.59x = 118,418.76 × 55,610.82
  4. Step 4: Simplify right side
    79,033.59x = 6,585,364,346.98
  5. Step 5: Solve for x
    x = 6,585,364,346.98/79,033.59
  6. Step 6: Final answer
    x = 83,323.61

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1.5x scale

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.