Home / 109,780.39-164,670.61-26,674.39

Finding the Fourth Proportional to 109,780.39, 164,670.61 and 26,674.39

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Solution

The fourth proportional to 109,780.39, 164,670.61 and 26,674.39 is: 40,011.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,780.39 : 164,670.61 = 26,674.39 : x
  2. Step 2: Convert to fraction form
    109,780.39/164,670.61 = 26,674.39/x
  3. Step 3: Cross multiply
    109,780.39x = 164,670.61 × 26,674.39
  4. Step 4: Simplify right side
    109,780.39x = 4,392,488,072.68
  5. Step 5: Solve for x
    x = 4,392,488,072.68/109,780.39
  6. Step 6: Final answer
    x = 40,011.59

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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.