Home / 42,255.90-63,383.85-41,964.30

Finding the Fourth Proportional to 42,255.90, 63,383.85 and 41,964.30

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Solution

The fourth proportional to 42,255.90, 63,383.85 and 41,964.30 is: 62,946.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,255.90 : 63,383.85 = 41,964.30 : x
  2. Step 2: Convert to fraction form
    42,255.90/63,383.85 = 41,964.30/x
  3. Step 3: Cross multiply
    42,255.90x = 63,383.85 × 41,964.30
  4. Step 4: Simplify right side
    42,255.90x = 2,659,858,896.56
  5. Step 5: Solve for x
    x = 2,659,858,896.56/42,255.90
  6. Step 6: Final answer
    x = 62,946.45

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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.