Home / 109,403.28-164,104.84-26,297.28

Finding the Fourth Proportional to 109,403.28, 164,104.84 and 26,297.28

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Solution

The fourth proportional to 109,403.28, 164,104.84 and 26,297.28 is: 39,445.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,403.28 : 164,104.84 = 26,297.28 : x
  2. Step 2: Convert to fraction form
    109,403.28/164,104.84 = 26,297.28/x
  3. Step 3: Cross multiply
    109,403.28x = 164,104.84 × 26,297.28
  4. Step 4: Simplify right side
    109,403.28x = 4,315,510,926.84
  5. Step 5: Solve for x
    x = 4,315,510,926.84/109,403.28
  6. Step 6: Final answer
    x = 39,445.90

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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.