Home / 114,941.82-158,617.22-66,545.79

Finding the Fourth Proportional to 114,941.82, 158,617.22 and 66,545.79

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Solution

The fourth proportional to 114,941.82, 158,617.22 and 66,545.79 is: 91,831.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,941.82 : 158,617.22 = 66,545.79 : x
  2. Step 2: Convert to fraction form
    114,941.82/158,617.22 = 66,545.79/x
  3. Step 3: Cross multiply
    114,941.82x = 158,617.22 × 66,545.79
  4. Step 4: Simplify right side
    114,941.82x = 10,555,307,086.69
  5. Step 5: Solve for x
    x = 10,555,307,086.69/114,941.82
  6. Step 6: Final answer
    x = 91,831.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.