Home / 47,855.26-71,783.16-42,614.56

Finding the Fourth Proportional to 47,855.26, 71,783.16 and 42,614.56

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Solution

The fourth proportional to 47,855.26, 71,783.16 and 42,614.56 is: 63,922.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,855.26 : 71,783.16 = 42,614.56 : x
  2. Step 2: Convert to fraction form
    47,855.26/71,783.16 = 42,614.56/x
  3. Step 3: Cross multiply
    47,855.26x = 71,783.16 × 42,614.56
  4. Step 4: Simplify right side
    47,855.26x = 3,059,007,778.81
  5. Step 5: Solve for x
    x = 3,059,007,778.81/47,855.26
  6. Step 6: Final answer
    x = 63,922.08

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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.