Home / 112,072.02-168,108.30-33,187.20

Finding the Fourth Proportional to 112,072.02, 168,108.30 and 33,187.20

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Solution

The fourth proportional to 112,072.02, 168,108.30 and 33,187.20 is: 49,780.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,072.02 : 168,108.30 = 33,187.20 : x
  2. Step 2: Convert to fraction form
    112,072.02/168,108.30 = 33,187.20/x
  3. Step 3: Cross multiply
    112,072.02x = 168,108.30 × 33,187.20
  4. Step 4: Simplify right side
    112,072.02x = 5,579,043,773.76
  5. Step 5: Solve for x
    x = 5,579,043,773.76/112,072.02
  6. Step 6: Final answer
    x = 49,780.88

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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.