Home / 63,370.74-87,445.64-37,872.03

Finding the Fourth Proportional to 63,370.74, 87,445.64 and 37,872.03

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Solution

The fourth proportional to 63,370.74, 87,445.64 and 37,872.03 is: 52,259.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,370.74 : 87,445.64 = 37,872.03 : x
  2. Step 2: Convert to fraction form
    63,370.74/87,445.64 = 37,872.03/x
  3. Step 3: Cross multiply
    63,370.74x = 87,445.64 × 37,872.03
  4. Step 4: Simplify right side
    63,370.74x = 3,311,743,901.45
  5. Step 5: Solve for x
    x = 3,311,743,901.45/63,370.74
  6. Step 6: Final answer
    x = 52,259.83

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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.