Home / 109,976.11-164,962.72-26,870.83

Finding the Fourth Proportional to 109,976.11, 164,962.72 and 26,870.83

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Solution

The fourth proportional to 109,976.11, 164,962.72 and 26,870.83 is: 40,305.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,976.11 : 164,962.72 = 26,870.83 : x
  2. Step 2: Convert to fraction form
    109,976.11/164,962.72 = 26,870.83/x
  3. Step 3: Cross multiply
    109,976.11x = 164,962.72 × 26,870.83
  4. Step 4: Simplify right side
    109,976.11x = 4,432,685,205.46
  5. Step 5: Solve for x
    x = 4,432,685,205.46/109,976.11
  6. Step 6: Final answer
    x = 40,305.89

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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.