Home / 77,733.15-116,571.15-27,799.71

Finding the Fourth Proportional to 77,733.15, 116,571.15 and 27,799.71

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Solution

The fourth proportional to 77,733.15, 116,571.15 and 27,799.71 is: 41,689.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,733.15 : 116,571.15 = 27,799.71 : x
  2. Step 2: Convert to fraction form
    77,733.15/116,571.15 = 27,799.71/x
  3. Step 3: Cross multiply
    77,733.15x = 116,571.15 × 27,799.71
  4. Step 4: Simplify right side
    77,733.15x = 3,240,644,164.37
  5. Step 5: Solve for x
    x = 3,240,644,164.37/77,733.15
  6. Step 6: Final answer
    x = 41,689.35

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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.