Home / 113,113.29-169,669.75-28,873.44

Finding the Fourth Proportional to 113,113.29, 169,669.75 and 28,873.44

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Solution

The fourth proportional to 113,113.29, 169,669.75 and 28,873.44 is: 43,310.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,113.29 : 169,669.75 = 28,873.44 : x
  2. Step 2: Convert to fraction form
    113,113.29/169,669.75 = 28,873.44/x
  3. Step 3: Cross multiply
    113,113.29x = 169,669.75 × 28,873.44
  4. Step 4: Simplify right side
    113,113.29x = 4,898,949,346.44
  5. Step 5: Solve for x
    x = 4,898,949,346.44/113,113.29
  6. Step 6: Final answer
    x = 43,310.11

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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.