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Finding the Fourth Proportional to 67,377.88, 101,066.41 and 17,457.85

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Solution

The fourth proportional to 67,377.88, 101,066.41 and 17,457.85 is: 26,186.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,377.88 : 101,066.41 = 17,457.85 : x
  2. Step 2: Convert to fraction form
    67,377.88/101,066.41 = 17,457.85/x
  3. Step 3: Cross multiply
    67,377.88x = 101,066.41 × 17,457.85
  4. Step 4: Simplify right side
    67,377.88x = 1,764,401,633.20
  5. Step 5: Solve for x
    x = 1,764,401,633.20/67,377.88
  6. Step 6: Final answer
    x = 26,186.66

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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.