Home / 107,647.36-161,470.86-36,577.39

Finding the Fourth Proportional to 107,647.36, 161,470.86 and 36,577.39

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Solution

The fourth proportional to 107,647.36, 161,470.86 and 36,577.39 is: 54,866.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,647.36 : 161,470.86 = 36,577.39 : x
  2. Step 2: Convert to fraction form
    107,647.36/161,470.86 = 36,577.39/x
  3. Step 3: Cross multiply
    107,647.36x = 161,470.86 × 36,577.39
  4. Step 4: Simplify right side
    107,647.36x = 5,906,182,619.86
  5. Step 5: Solve for x
    x = 5,906,182,619.86/107,647.36
  6. Step 6: Final answer
    x = 54,866.02

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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.