Home / 96,355.86-133,098.18-73,971.48

Finding the Fourth Proportional to 96,355.86, 133,098.18 and 73,971.48

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Solution

The fourth proportional to 96,355.86, 133,098.18 and 73,971.48 is: 102,178.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,355.86 : 133,098.18 = 73,971.48 : x
  2. Step 2: Convert to fraction form
    96,355.86/133,098.18 = 73,971.48/x
  3. Step 3: Cross multiply
    96,355.86x = 133,098.18 × 73,971.48
  4. Step 4: Simplify right side
    96,355.86x = 9,845,469,359.91
  5. Step 5: Solve for x
    x = 9,845,469,359.91/96,355.86
  6. Step 6: Final answer
    x = 102,178.21

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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.