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Finding the Fourth Proportional to 247,935.39, 342,150.81 and 147,333.39

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Solution

The fourth proportional to 247,935.39, 342,150.81 and 147,333.39 is: 203,320.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,935.39 : 342,150.81 = 147,333.39 : x
  2. Step 2: Convert to fraction form
    247,935.39/342,150.81 = 147,333.39/x
  3. Step 3: Cross multiply
    247,935.39x = 342,150.81 × 147,333.39
  4. Step 4: Simplify right side
    247,935.39x = 50,410,238,728.55
  5. Step 5: Solve for x
    x = 50,410,238,728.55/247,935.39
  6. Step 6: Final answer
    x = 203,320.06

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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.