Home / 89,111.82-133,657.32-35,801.64

Finding the Fourth Proportional to 89,111.82, 133,657.32 and 35,801.64

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Solution

The fourth proportional to 89,111.82, 133,657.32 and 35,801.64 is: 53,698.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,111.82 : 133,657.32 = 35,801.64 : x
  2. Step 2: Convert to fraction form
    89,111.82/133,657.32 = 35,801.64/x
  3. Step 3: Cross multiply
    89,111.82x = 133,657.32 × 35,801.64
  4. Step 4: Simplify right side
    89,111.82x = 4,785,151,388.26
  5. Step 5: Solve for x
    x = 4,785,151,388.26/89,111.82
  6. Step 6: Final answer
    x = 53,698.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.