Home / 149,819.76-224,730.51-49,979.67

Finding the Fourth Proportional to 149,819.76, 224,730.51 and 49,979.67

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Solution

The fourth proportional to 149,819.76, 224,730.51 and 49,979.67 is: 74,969.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,819.76 : 224,730.51 = 49,979.67 : x
  2. Step 2: Convert to fraction form
    149,819.76/224,730.51 = 49,979.67/x
  3. Step 3: Cross multiply
    149,819.76x = 224,730.51 × 49,979.67
  4. Step 4: Simplify right side
    149,819.76x = 11,231,956,728.73
  5. Step 5: Solve for x
    x = 11,231,956,728.73/149,819.76
  6. Step 6: Final answer
    x = 74,969.80

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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.