Home / 109,744.30-164,616.45-26,638.30

Finding the Fourth Proportional to 109,744.30, 164,616.45 and 26,638.30

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Solution

The fourth proportional to 109,744.30, 164,616.45 and 26,638.30 is: 39,957.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,744.30 : 164,616.45 = 26,638.30 : x
  2. Step 2: Convert to fraction form
    109,744.30/164,616.45 = 26,638.30/x
  3. Step 3: Cross multiply
    109,744.30x = 164,616.45 × 26,638.30
  4. Step 4: Simplify right side
    109,744.30x = 4,385,102,380.04
  5. Step 5: Solve for x
    x = 4,385,102,380.04/109,744.30
  6. Step 6: Final answer
    x = 39,957.45

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1.5x scale

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.