Home / 77,826.15-116,726.94-25,223.36

Finding the Fourth Proportional to 77,826.15, 116,726.94 and 25,223.36

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Solution

The fourth proportional to 77,826.15, 116,726.94 and 25,223.36 is: 37,831.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,826.15 : 116,726.94 = 25,223.36 : x
  2. Step 2: Convert to fraction form
    77,826.15/116,726.94 = 25,223.36/x
  3. Step 3: Cross multiply
    77,826.15x = 116,726.94 × 25,223.36
  4. Step 4: Simplify right side
    77,826.15x = 2,944,245,045.68
  5. Step 5: Solve for x
    x = 2,944,245,045.68/77,826.15
  6. Step 6: Final answer
    x = 37,831.05

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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.