Home / 147,568.32-221,503.14-108,007.92

Finding the Fourth Proportional to 147,568.32, 221,503.14 and 108,007.92

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Solution

The fourth proportional to 147,568.32, 221,503.14 and 108,007.92 is: 162,122.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,568.32 : 221,503.14 = 108,007.92 : x
  2. Step 2: Convert to fraction form
    147,568.32/221,503.14 = 108,007.92/x
  3. Step 3: Cross multiply
    147,568.32x = 221,503.14 × 108,007.92
  4. Step 4: Simplify right side
    147,568.32x = 23,924,093,424.87
  5. Step 5: Solve for x
    x = 23,924,093,424.87/147,568.32
  6. Step 6: Final answer
    x = 162,122.15

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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.