Home / 110,953.20-166,435.20-30,991.08

Finding the Fourth Proportional to 110,953.20, 166,435.20 and 30,991.08

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Solution

The fourth proportional to 110,953.20, 166,435.20 and 30,991.08 is: 46,488.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,953.20 : 166,435.20 = 30,991.08 : x
  2. Step 2: Convert to fraction form
    110,953.20/166,435.20 = 30,991.08/x
  3. Step 3: Cross multiply
    110,953.20x = 166,435.20 × 30,991.08
  4. Step 4: Simplify right side
    110,953.20x = 5,158,006,598.02
  5. Step 5: Solve for x
    x = 5,158,006,598.02/110,953.20
  6. Step 6: Final answer
    x = 46,488.13

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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.