Home / 165,221.15-247,831.26-46,892.61

Finding the Fourth Proportional to 165,221.15, 247,831.26 and 46,892.61

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Solution

The fourth proportional to 165,221.15, 247,831.26 and 46,892.61 is: 70,338.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,221.15 : 247,831.26 = 46,892.61 : x
  2. Step 2: Convert to fraction form
    165,221.15/247,831.26 = 46,892.61/x
  3. Step 3: Cross multiply
    165,221.15x = 247,831.26 × 46,892.61
  4. Step 4: Simplify right side
    165,221.15x = 11,621,454,620.99
  5. Step 5: Solve for x
    x = 11,621,454,620.99/165,221.15
  6. Step 6: Final answer
    x = 70,338.79

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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.