Home / 107,878.37-161,791.56-32,999.13

Finding the Fourth Proportional to 107,878.37, 161,791.56 and 32,999.13

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Solution

The fourth proportional to 107,878.37, 161,791.56 and 32,999.13 is: 49,490.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,878.37 : 161,791.56 = 32,999.13 : x
  2. Step 2: Convert to fraction form
    107,878.37/161,791.56 = 32,999.13/x
  3. Step 3: Cross multiply
    107,878.37x = 161,791.56 × 32,999.13
  4. Step 4: Simplify right side
    107,878.37x = 5,338,980,721.34
  5. Step 5: Solve for x
    x = 5,338,980,721.34/107,878.37
  6. Step 6: Final answer
    x = 49,490.75

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1.5x scale

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.