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Finding the Fourth Proportional to 67,261.60, 100,892.40 and 59,874.40

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Solution

The fourth proportional to 67,261.60, 100,892.40 and 59,874.40 is: 89,811.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,261.60 : 100,892.40 = 59,874.40 : x
  2. Step 2: Convert to fraction form
    67,261.60/100,892.40 = 59,874.40/x
  3. Step 3: Cross multiply
    67,261.60x = 100,892.40 × 59,874.40
  4. Step 4: Simplify right side
    67,261.60x = 6,040,871,914.56
  5. Step 5: Solve for x
    x = 6,040,871,914.56/67,261.60
  6. Step 6: Final answer
    x = 89,811.60

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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.