Home / 224,206.90-309,396.09-122,230.18

Finding the Fourth Proportional to 224,206.90, 309,396.09 and 122,230.18

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Solution

The fourth proportional to 224,206.90, 309,396.09 and 122,230.18 is: 168,672.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,206.90 : 309,396.09 = 122,230.18 : x
  2. Step 2: Convert to fraction form
    224,206.90/309,396.09 = 122,230.18/x
  3. Step 3: Cross multiply
    224,206.90x = 309,396.09 × 122,230.18
  4. Step 4: Simplify right side
    224,206.90x = 37,817,539,772.00
  5. Step 5: Solve for x
    x = 37,817,539,772.00/224,206.90
  6. Step 6: Final answer
    x = 168,672.51

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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.