Home / 112,824.48-169,236.90-28,584.66

Finding the Fourth Proportional to 112,824.48, 169,236.90 and 28,584.66

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Solution

The fourth proportional to 112,824.48, 169,236.90 and 28,584.66 is: 42,877.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,824.48 : 169,236.90 = 28,584.66 : x
  2. Step 2: Convert to fraction form
    112,824.48/169,236.90 = 28,584.66/x
  3. Step 3: Cross multiply
    112,824.48x = 169,236.90 × 28,584.66
  4. Step 4: Simplify right side
    112,824.48x = 4,837,579,245.95
  5. Step 5: Solve for x
    x = 4,837,579,245.95/112,824.48
  6. Step 6: Final answer
    x = 42,877.04

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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.