Home / 224,162.40-309,334.81-122,185.62

Finding the Fourth Proportional to 224,162.40, 309,334.81 and 122,185.62

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Solution

The fourth proportional to 224,162.40, 309,334.81 and 122,185.62 is: 168,611.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,162.40 : 309,334.81 = 122,185.62 : x
  2. Step 2: Convert to fraction form
    224,162.40/309,334.81 = 122,185.62/x
  3. Step 3: Cross multiply
    224,162.40x = 309,334.81 × 122,185.62
  4. Step 4: Simplify right side
    224,162.40x = 37,796,265,547.43
  5. Step 5: Solve for x
    x = 37,796,265,547.43/224,162.40
  6. Step 6: Final answer
    x = 168,611.09

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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.