Home / 56,752.12-85,098.62-21,184.18

Finding the Fourth Proportional to 56,752.12, 85,098.62 and 21,184.18

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Solution

The fourth proportional to 56,752.12, 85,098.62 and 21,184.18 is: 31,765.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,752.12 : 85,098.62 = 21,184.18 : x
  2. Step 2: Convert to fraction form
    56,752.12/85,098.62 = 21,184.18/x
  3. Step 3: Cross multiply
    56,752.12x = 85,098.62 × 21,184.18
  4. Step 4: Simplify right side
    56,752.12x = 1,802,744,683.56
  5. Step 5: Solve for x
    x = 1,802,744,683.56/56,752.12
  6. Step 6: Final answer
    x = 31,765.24

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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.