Home / 45,786.48-63,122.52-31,614.96

Finding the Fourth Proportional to 45,786.48, 63,122.52 and 31,614.96

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Solution

The fourth proportional to 45,786.48, 63,122.52 and 31,614.96 is: 43,585.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,786.48 : 63,122.52 = 31,614.96 : x
  2. Step 2: Convert to fraction form
    45,786.48/63,122.52 = 31,614.96/x
  3. Step 3: Cross multiply
    45,786.48x = 63,122.52 × 31,614.96
  4. Step 4: Simplify right side
    45,786.48x = 1,995,615,944.90
  5. Step 5: Solve for x
    x = 1,995,615,944.90/45,786.48
  6. Step 6: Final answer
    x = 43,585.27

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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.