Home / 224,294.40-309,522.30-122,320.62

Finding the Fourth Proportional to 224,294.40, 309,522.30 and 122,320.62

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Solution

The fourth proportional to 224,294.40, 309,522.30 and 122,320.62 is: 168,800.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,294.40 : 309,522.30 = 122,320.62 : x
  2. Step 2: Convert to fraction form
    224,294.40/309,522.30 = 122,320.62/x
  3. Step 3: Cross multiply
    224,294.40x = 309,522.30 × 122,320.62
  4. Step 4: Simplify right side
    224,294.40x = 37,860,959,639.83
  5. Step 5: Solve for x
    x = 37,860,959,639.83/224,294.40
  6. Step 6: Final answer
    x = 168,800.29

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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.