Home / 94,906.71-130,976.91-54,619.59

Finding the Fourth Proportional to 94,906.71, 130,976.91 and 54,619.59

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Solution

The fourth proportional to 94,906.71, 130,976.91 and 54,619.59 is: 75,378.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,906.71 : 130,976.91 = 54,619.59 : x
  2. Step 2: Convert to fraction form
    94,906.71/130,976.91 = 54,619.59/x
  3. Step 3: Cross multiply
    94,906.71x = 130,976.91 × 54,619.59
  4. Step 4: Simplify right side
    94,906.71x = 7,153,905,123.67
  5. Step 5: Solve for x
    x = 7,153,905,123.67/94,906.71
  6. Step 6: Final answer
    x = 75,378.29

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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.