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Finding the Fourth Proportional to 193,506.80, 267,041.99 and 107,471.34

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Solution

The fourth proportional to 193,506.80, 267,041.99 and 107,471.34 is: 148,311.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,506.80 : 267,041.99 = 107,471.34 : x
  2. Step 2: Convert to fraction form
    193,506.80/267,041.99 = 107,471.34/x
  3. Step 3: Cross multiply
    193,506.80x = 267,041.99 × 107,471.34
  4. Step 4: Simplify right side
    193,506.80x = 28,699,360,770.25
  5. Step 5: Solve for x
    x = 28,699,360,770.25/193,506.80
  6. Step 6: Final answer
    x = 148,311.90

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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.