Home / 147,153.32-220,576.86-68,202.62

Finding the Fourth Proportional to 147,153.32, 220,576.86 and 68,202.62

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Solution

The fourth proportional to 147,153.32, 220,576.86 and 68,202.62 is: 102,232.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,153.32 : 220,576.86 = 68,202.62 : x
  2. Step 2: Convert to fraction form
    147,153.32/220,576.86 = 68,202.62/x
  3. Step 3: Cross multiply
    147,153.32x = 220,576.86 × 68,202.62
  4. Step 4: Simplify right side
    147,153.32x = 15,043,919,763.37
  5. Step 5: Solve for x
    x = 15,043,919,763.37/147,153.32
  6. Step 6: Final answer
    x = 102,232.96

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1.5x scale

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.