Home / 56,171.92-84,266.52-21,114.04

Finding the Fourth Proportional to 56,171.92, 84,266.52 and 21,114.04

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Solution

The fourth proportional to 56,171.92, 84,266.52 and 21,114.04 is: 31,674.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,171.92 : 84,266.52 = 21,114.04 : x
  2. Step 2: Convert to fraction form
    56,171.92/84,266.52 = 21,114.04/x
  3. Step 3: Cross multiply
    56,171.92x = 84,266.52 × 21,114.04
  4. Step 4: Simplify right side
    56,171.92x = 1,779,206,673.94
  5. Step 5: Solve for x
    x = 1,779,206,673.94/56,171.92
  6. Step 6: Final answer
    x = 31,674.31

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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.