Home / 63,379.65-87,481.38-37,903.53

Finding the Fourth Proportional to 63,379.65, 87,481.38 and 37,903.53

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Solution

The fourth proportional to 63,379.65, 87,481.38 and 37,903.53 is: 52,317.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,379.65 : 87,481.38 = 37,903.53 : x
  2. Step 2: Convert to fraction form
    63,379.65/87,481.38 = 37,903.53/x
  3. Step 3: Cross multiply
    63,379.65x = 87,481.38 × 37,903.53
  4. Step 4: Simplify right side
    63,379.65x = 3,315,853,111.27
  5. Step 5: Solve for x
    x = 3,315,853,111.27/63,379.65
  6. Step 6: Final answer
    x = 52,317.31

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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.