Home / 94,831.69-130,869.61-51,813.85

Finding the Fourth Proportional to 94,831.69, 130,869.61 and 51,813.85

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Solution

The fourth proportional to 94,831.69, 130,869.61 and 51,813.85 is: 71,504.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,831.69 : 130,869.61 = 51,813.85 : x
  2. Step 2: Convert to fraction form
    94,831.69/130,869.61 = 51,813.85/x
  3. Step 3: Cross multiply
    94,831.69x = 130,869.61 × 51,813.85
  4. Step 4: Simplify right side
    94,831.69x = 6,780,858,342.10
  5. Step 5: Solve for x
    x = 6,780,858,342.10/94,831.69
  6. Step 6: Final answer
    x = 71,504.14

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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.