Home / 107,399.36-161,057.98-35,335.50

Finding the Fourth Proportional to 107,399.36, 161,057.98 and 35,335.50

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Solution

The fourth proportional to 107,399.36, 161,057.98 and 35,335.50 is: 52,989.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,399.36 : 161,057.98 = 35,335.50 : x
  2. Step 2: Convert to fraction form
    107,399.36/161,057.98 = 35,335.50/x
  3. Step 3: Cross multiply
    107,399.36x = 161,057.98 × 35,335.50
  4. Step 4: Simplify right side
    107,399.36x = 5,691,064,252.29
  5. Step 5: Solve for x
    x = 5,691,064,252.29/107,399.36
  6. Step 6: Final answer
    x = 52,989.74

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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.