Home / 112,720.02-169,105.94-33,835.74

Finding the Fourth Proportional to 112,720.02, 169,105.94 and 33,835.74

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Solution

The fourth proportional to 112,720.02, 169,105.94 and 33,835.74 is: 50,761.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,720.02 : 169,105.94 = 33,835.74 : x
  2. Step 2: Convert to fraction form
    112,720.02/169,105.94 = 33,835.74/x
  3. Step 3: Cross multiply
    112,720.02x = 169,105.94 × 33,835.74
  4. Step 4: Simplify right side
    112,720.02x = 5,721,824,618.30
  5. Step 5: Solve for x
    x = 5,721,824,618.30/112,720.02
  6. Step 6: Final answer
    x = 50,761.39

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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.