Home / 224,105.49-309,259.89-122,133.58

Finding the Fourth Proportional to 224,105.49, 309,259.89 and 122,133.58

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Solution

The fourth proportional to 224,105.49, 309,259.89 and 122,133.58 is: 168,541.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,105.49 : 309,259.89 = 122,133.58 : x
  2. Step 2: Convert to fraction form
    224,105.49/309,259.89 = 122,133.58/x
  3. Step 3: Cross multiply
    224,105.49x = 309,259.89 × 122,133.58
  4. Step 4: Simplify right side
    224,105.49x = 37,771,017,516.11
  5. Step 5: Solve for x
    x = 37,771,017,516.11/224,105.49
  6. Step 6: Final answer
    x = 168,541.24

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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.