Home / 149,819.76-224,730.50-49,979.66

Finding the Fourth Proportional to 149,819.76, 224,730.50 and 49,979.66

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Solution

The fourth proportional to 149,819.76, 224,730.50 and 49,979.66 is: 74,969.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,819.76 : 224,730.50 = 49,979.66 : x
  2. Step 2: Convert to fraction form
    149,819.76/224,730.50 = 49,979.66/x
  3. Step 3: Cross multiply
    149,819.76x = 224,730.50 × 49,979.66
  4. Step 4: Simplify right side
    149,819.76x = 11,231,952,608.08
  5. Step 5: Solve for x
    x = 11,231,952,608.08/149,819.76
  6. Step 6: Final answer
    x = 74,969.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.