Home / 112,655.44-168,976.64-37,772.56

Finding the Fourth Proportional to 112,655.44, 168,976.64 and 37,772.56

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Solution

The fourth proportional to 112,655.44, 168,976.64 and 37,772.56 is: 56,656.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,655.44 : 168,976.64 = 37,772.56 : x
  2. Step 2: Convert to fraction form
    112,655.44/168,976.64 = 37,772.56/x
  3. Step 3: Cross multiply
    112,655.44x = 168,976.64 × 37,772.56
  4. Step 4: Simplify right side
    112,655.44x = 6,382,680,273.00
  5. Step 5: Solve for x
    x = 6,382,680,273.00/112,655.44
  6. Step 6: Final answer
    x = 56,656.65

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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.