Home / 224,285.24-309,512.58-123,683.24

Finding the Fourth Proportional to 224,285.24, 309,512.58 and 123,683.24

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Solution

The fourth proportional to 224,285.24, 309,512.58 and 123,683.24 is: 170,682.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,285.24 : 309,512.58 = 123,683.24 : x
  2. Step 2: Convert to fraction form
    224,285.24/309,512.58 = 123,683.24/x
  3. Step 3: Cross multiply
    224,285.24x = 309,512.58 × 123,683.24
  4. Step 4: Simplify right side
    224,285.24x = 38,281,517,167.60
  5. Step 5: Solve for x
    x = 38,281,517,167.60/224,285.24
  6. Step 6: Final answer
    x = 170,682.29

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1.5x scale

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.