Home / 96,736.11-133,501.82-64,415.31

Finding the Fourth Proportional to 96,736.11, 133,501.82 and 64,415.31

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Solution

The fourth proportional to 96,736.11, 133,501.82 and 64,415.31 is: 88,897.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,736.11 : 133,501.82 = 64,415.31 : x
  2. Step 2: Convert to fraction form
    96,736.11/133,501.82 = 64,415.31/x
  3. Step 3: Cross multiply
    96,736.11x = 133,501.82 × 64,415.31
  4. Step 4: Simplify right side
    96,736.11x = 8,599,560,798.79
  5. Step 5: Solve for x
    x = 8,599,560,798.79/96,736.11
  6. Step 6: Final answer
    x = 88,897.11

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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.