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Finding the Fourth Proportional to 267,520.41, 369,189.81 and 160,069.86

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Solution

The fourth proportional to 267,520.41, 369,189.81 and 160,069.86 is: 220,903.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,520.41 : 369,189.81 = 160,069.86 : x
  2. Step 2: Convert to fraction form
    267,520.41/369,189.81 = 160,069.86/x
  3. Step 3: Cross multiply
    267,520.41x = 369,189.81 × 160,069.86
  4. Step 4: Simplify right side
    267,520.41x = 59,096,161,200.13
  5. Step 5: Solve for x
    x = 59,096,161,200.13/267,520.41
  6. Step 6: Final answer
    x = 220,903.37

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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.