Home / 109,041.24-163,299.41-73,874.28

Finding the Fourth Proportional to 109,041.24, 163,299.41 and 73,874.28

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Solution

The fourth proportional to 109,041.24, 163,299.41 and 73,874.28 is: 110,633.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,041.24 : 163,299.41 = 73,874.28 : x
  2. Step 2: Convert to fraction form
    109,041.24/163,299.41 = 73,874.28/x
  3. Step 3: Cross multiply
    109,041.24x = 163,299.41 × 73,874.28
  4. Step 4: Simplify right side
    109,041.24x = 12,063,625,837.58
  5. Step 5: Solve for x
    x = 12,063,625,837.58/109,041.24
  6. Step 6: Final answer
    x = 110,633.61

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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.