Home / 112,200.66-168,213.42-56,012.58

Finding the Fourth Proportional to 112,200.66, 168,213.42 and 56,012.58

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Solution

The fourth proportional to 112,200.66, 168,213.42 and 56,012.58 is: 83,975.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,200.66 : 168,213.42 = 56,012.58 : x
  2. Step 2: Convert to fraction form
    112,200.66/168,213.42 = 56,012.58/x
  3. Step 3: Cross multiply
    112,200.66x = 168,213.42 × 56,012.58
  4. Step 4: Simplify right side
    112,200.66x = 9,422,067,644.82
  5. Step 5: Solve for x
    x = 9,422,067,644.82/112,200.66
  6. Step 6: Final answer
    x = 83,975.15

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1.5x scale

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.