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Finding the Fourth Proportional to 67,666.39, 101,506.41 and 23,287.30

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Solution

The fourth proportional to 67,666.39, 101,506.41 and 23,287.30 is: 34,933.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,666.39 : 101,506.41 = 23,287.30 : x
  2. Step 2: Convert to fraction form
    67,666.39/101,506.41 = 23,287.30/x
  3. Step 3: Cross multiply
    67,666.39x = 101,506.41 × 23,287.30
  4. Step 4: Simplify right side
    67,666.39x = 2,363,810,221.59
  5. Step 5: Solve for x
    x = 2,363,810,221.59/67,666.39
  6. Step 6: Final answer
    x = 34,933.30

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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.