Home / 224,102.06-309,260.89-122,127.55

Finding the Fourth Proportional to 224,102.06, 309,260.89 and 122,127.55

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Solution

The fourth proportional to 224,102.06, 309,260.89 and 122,127.55 is: 168,536.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,102.06 : 309,260.89 = 122,127.55 : x
  2. Step 2: Convert to fraction form
    224,102.06/309,260.89 = 122,127.55/x
  3. Step 3: Cross multiply
    224,102.06x = 309,260.89 × 122,127.55
  4. Step 4: Simplify right side
    224,102.06x = 37,769,273,565.53
  5. Step 5: Solve for x
    x = 37,769,273,565.53/224,102.06
  6. Step 6: Final answer
    x = 168,536.04

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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.