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Finding the Fourth Proportional to 67,288.01, 100,932.39 and 17,364.67

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Solution

The fourth proportional to 67,288.01, 100,932.39 and 17,364.67 is: 26,047.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,288.01 : 100,932.39 = 17,364.67 : x
  2. Step 2: Convert to fraction form
    67,288.01/100,932.39 = 17,364.67/x
  3. Step 3: Cross multiply
    67,288.01x = 100,932.39 × 17,364.67
  4. Step 4: Simplify right side
    67,288.01x = 1,752,657,164.93
  5. Step 5: Solve for x
    x = 1,752,657,164.93/67,288.01
  6. Step 6: Final answer
    x = 26,047.09

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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.