Home / 96,355.60-132,976.56-53,913.22

Finding the Fourth Proportional to 96,355.60, 132,976.56 and 53,913.22

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Solution

The fourth proportional to 96,355.60, 132,976.56 and 53,913.22 is: 74,403.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,355.60 : 132,976.56 = 53,913.22 : x
  2. Step 2: Convert to fraction form
    96,355.60/132,976.56 = 53,913.22/x
  3. Step 3: Cross multiply
    96,355.60x = 132,976.56 × 53,913.22
  4. Step 4: Simplify right side
    96,355.60x = 7,169,194,534.12
  5. Step 5: Solve for x
    x = 7,169,194,534.12/96,355.60
  6. Step 6: Final answer
    x = 74,403.51

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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.