Home / 67,733.73-101,584.26-28,269.45

Finding the Fourth Proportional to 67,733.73, 101,584.26 and 28,269.45

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Solution

The fourth proportional to 67,733.73, 101,584.26 and 28,269.45 is: 42,397.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,733.73 : 101,584.26 = 28,269.45 : x
  2. Step 2: Convert to fraction form
    67,733.73/101,584.26 = 28,269.45/x
  3. Step 3: Cross multiply
    67,733.73x = 101,584.26 × 28,269.45
  4. Step 4: Simplify right side
    67,733.73x = 2,871,731,158.86
  5. Step 5: Solve for x
    x = 2,871,731,158.86/67,733.73
  6. Step 6: Final answer
    x = 42,397.36

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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.