Home / 120,663.44-181,094.70-60,708.86

Finding the Fourth Proportional to 120,663.44, 181,094.70 and 60,708.86

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Solution

The fourth proportional to 120,663.44, 181,094.70 and 60,708.86 is: 91,113.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,663.44 : 181,094.70 = 60,708.86 : x
  2. Step 2: Convert to fraction form
    120,663.44/181,094.70 = 60,708.86/x
  3. Step 3: Cross multiply
    120,663.44x = 181,094.70 × 60,708.86
  4. Step 4: Simplify right side
    120,663.44x = 10,994,052,789.04
  5. Step 5: Solve for x
    x = 10,994,052,789.04/120,663.44
  6. Step 6: Final answer
    x = 91,113.37

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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.