Home / 112,796.83-169,216.59-45,334.11

Finding the Fourth Proportional to 112,796.83, 169,216.59 and 45,334.11

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Solution

The fourth proportional to 112,796.83, 169,216.59 and 45,334.11 is: 68,009.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,796.83 : 169,216.59 = 45,334.11 : x
  2. Step 2: Convert to fraction form
    112,796.83/169,216.59 = 45,334.11/x
  3. Step 3: Cross multiply
    112,796.83x = 169,216.59 × 45,334.11
  4. Step 4: Simplify right side
    112,796.83x = 7,671,283,504.88
  5. Step 5: Solve for x
    x = 7,671,283,504.88/112,796.83
  6. Step 6: Final answer
    x = 68,009.74

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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.