Home / 224,579.78-309,890.69-133,946.39

Finding the Fourth Proportional to 224,579.78, 309,890.69 and 133,946.39

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Solution

The fourth proportional to 224,579.78, 309,890.69 and 133,946.39 is: 184,828.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,579.78 : 309,890.69 = 133,946.39 : x
  2. Step 2: Convert to fraction form
    224,579.78/309,890.69 = 133,946.39/x
  3. Step 3: Cross multiply
    224,579.78x = 309,890.69 × 133,946.39
  4. Step 4: Simplify right side
    224,579.78x = 41,508,737,000.92
  5. Step 5: Solve for x
    x = 41,508,737,000.92/224,579.78
  6. Step 6: Final answer
    x = 184,828.47

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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.