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Finding the Fourth Proportional to 188,807.70, 283,211.55 and 179,622.30

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Solution

The fourth proportional to 188,807.70, 283,211.55 and 179,622.30 is: 269,433.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,807.70 : 283,211.55 = 179,622.30 : x
  2. Step 2: Convert to fraction form
    188,807.70/283,211.55 = 179,622.30/x
  3. Step 3: Cross multiply
    188,807.70x = 283,211.55 × 179,622.30
  4. Step 4: Simplify right side
    188,807.70x = 50,871,109,997.57
  5. Step 5: Solve for x
    x = 50,871,109,997.57/188,807.70
  6. Step 6: Final answer
    x = 269,433.45

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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.