Home / 147,949.76-221,980.52-88,826.64

Finding the Fourth Proportional to 147,949.76, 221,980.52 and 88,826.64

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Solution

The fourth proportional to 147,949.76, 221,980.52 and 88,826.64 is: 133,273.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,949.76 : 221,980.52 = 88,826.64 : x
  2. Step 2: Convert to fraction form
    147,949.76/221,980.52 = 88,826.64/x
  3. Step 3: Cross multiply
    147,949.76x = 221,980.52 × 88,826.64
  4. Step 4: Simplify right side
    147,949.76x = 19,717,783,737.05
  5. Step 5: Solve for x
    x = 19,717,783,737.05/147,949.76
  6. Step 6: Final answer
    x = 133,273.51

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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.