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Finding the Fourth Proportional to 222,750.68, 307,315.15 and 146,311.11

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Solution

The fourth proportional to 222,750.68, 307,315.15 and 146,311.11 is: 201,856.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,750.68 : 307,315.15 = 146,311.11 : x
  2. Step 2: Convert to fraction form
    222,750.68/307,315.15 = 146,311.11/x
  3. Step 3: Cross multiply
    222,750.68x = 307,315.15 × 146,311.11
  4. Step 4: Simplify right side
    222,750.68x = 44,963,620,350.54
  5. Step 5: Solve for x
    x = 44,963,620,350.54/222,750.68
  6. Step 6: Final answer
    x = 201,856.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.