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Finding the Fourth Proportional to 57,700.40, 79,626.48 and 32,549.84

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Solution

The fourth proportional to 57,700.40, 79,626.48 and 32,549.84 is: 44,918.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,700.40 : 79,626.48 = 32,549.84 : x
  2. Step 2: Convert to fraction form
    57,700.40/79,626.48 = 32,549.84/x
  3. Step 3: Cross multiply
    57,700.40x = 79,626.48 × 32,549.84
  4. Step 4: Simplify right side
    57,700.40x = 2,591,829,183.76
  5. Step 5: Solve for x
    x = 2,591,829,183.76/57,700.40
  6. Step 6: Final answer
    x = 44,918.74

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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.