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Finding the Fourth Proportional to 63,190.10, 87,202.22 and 36,337.79

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Solution

The fourth proportional to 63,190.10, 87,202.22 and 36,337.79 is: 50,146.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,190.10 : 87,202.22 = 36,337.79 : x
  2. Step 2: Convert to fraction form
    63,190.10/87,202.22 = 36,337.79/x
  3. Step 3: Cross multiply
    63,190.10x = 87,202.22 × 36,337.79
  4. Step 4: Simplify right side
    63,190.10x = 3,168,735,340.19
  5. Step 5: Solve for x
    x = 3,168,735,340.19/63,190.10
  6. Step 6: Final answer
    x = 50,146.08

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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.