Home / 117,138.04-175,298.82-95,831.80

Finding the Fourth Proportional to 117,138.04, 175,298.82 and 95,831.80

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Solution

The fourth proportional to 117,138.04, 175,298.82 and 95,831.80 is: 143,413.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,138.04 : 175,298.82 = 95,831.80 : x
  2. Step 2: Convert to fraction form
    117,138.04/175,298.82 = 95,831.80/x
  3. Step 3: Cross multiply
    117,138.04x = 175,298.82 × 95,831.80
  4. Step 4: Simplify right side
    117,138.04x = 16,799,201,458.48
  5. Step 5: Solve for x
    x = 16,799,201,458.48/117,138.04
  6. Step 6: Final answer
    x = 143,413.71

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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.