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Finding the Fourth Proportional to 67,171.80, 92,695.86 and 45,950.34

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Solution

The fourth proportional to 67,171.80, 92,695.86 and 45,950.34 is: 63,410.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,171.80 : 92,695.86 = 45,950.34 : x
  2. Step 2: Convert to fraction form
    67,171.80/92,695.86 = 45,950.34/x
  3. Step 3: Cross multiply
    67,171.80x = 92,695.86 × 45,950.34
  4. Step 4: Simplify right side
    67,171.80x = 4,259,406,283.59
  5. Step 5: Solve for x
    x = 4,259,406,283.59/67,171.80
  6. Step 6: Final answer
    x = 63,410.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.