Home / 56,869.72-78,454.84-32,982.56

Finding the Fourth Proportional to 56,869.72, 78,454.84 and 32,982.56

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Solution

The fourth proportional to 56,869.72, 78,454.84 and 32,982.56 is: 45,501.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,869.72 : 78,454.84 = 32,982.56 : x
  2. Step 2: Convert to fraction form
    56,869.72/78,454.84 = 32,982.56/x
  3. Step 3: Cross multiply
    56,869.72x = 78,454.84 × 32,982.56
  4. Step 4: Simplify right side
    56,869.72x = 2,587,641,467.59
  5. Step 5: Solve for x
    x = 2,587,641,467.59/56,869.72
  6. Step 6: Final answer
    x = 45,501.22

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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.