Home / 97,831.53-146,684.10-31,249.53

Finding the Fourth Proportional to 97,831.53, 146,684.10 and 31,249.53

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Solution

The fourth proportional to 97,831.53, 146,684.10 and 31,249.53 is: 46,854.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,831.53 : 146,684.10 = 31,249.53 : x
  2. Step 2: Convert to fraction form
    97,831.53/146,684.10 = 31,249.53/x
  3. Step 3: Cross multiply
    97,831.53x = 146,684.10 × 31,249.53
  4. Step 4: Simplify right side
    97,831.53x = 4,583,809,183.47
  5. Step 5: Solve for x
    x = 4,583,809,183.47/97,831.53
  6. Step 6: Final answer
    x = 46,854.11

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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.