Home / 221,317.60-331,488.72-182,931.04

Finding the Fourth Proportional to 221,317.60, 331,488.72 and 182,931.04

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Solution

The fourth proportional to 221,317.60, 331,488.72 and 182,931.04 is: 273,993.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,317.60 : 331,488.72 = 182,931.04 : x
  2. Step 2: Convert to fraction form
    221,317.60/331,488.72 = 182,931.04/x
  3. Step 3: Cross multiply
    221,317.60x = 331,488.72 × 182,931.04
  4. Step 4: Simplify right side
    221,317.60x = 60,639,576,297.87
  5. Step 5: Solve for x
    x = 60,639,576,297.87/221,317.60
  6. Step 6: Final answer
    x = 273,993.47

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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.