Home / 110,985.22-166,479.38-36,105.76

Finding the Fourth Proportional to 110,985.22, 166,479.38 and 36,105.76

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Solution

The fourth proportional to 110,985.22, 166,479.38 and 36,105.76 is: 54,159.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,985.22 : 166,479.38 = 36,105.76 : x
  2. Step 2: Convert to fraction form
    110,985.22/166,479.38 = 36,105.76/x
  3. Step 3: Cross multiply
    110,985.22x = 166,479.38 × 36,105.76
  4. Step 4: Simplify right side
    110,985.22x = 6,010,864,539.23
  5. Step 5: Solve for x
    x = 6,010,864,539.23/110,985.22
  6. Step 6: Final answer
    x = 54,159.14

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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.