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Finding the Fourth Proportional to 247,334.64, 341,063.64 and 146,713.20

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Solution

The fourth proportional to 247,334.64, 341,063.64 and 146,713.20 is: 202,311.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,334.64 : 341,063.64 = 146,713.20 : x
  2. Step 2: Convert to fraction form
    247,334.64/341,063.64 = 146,713.20/x
  3. Step 3: Cross multiply
    247,334.64x = 341,063.64 × 146,713.20
  4. Step 4: Simplify right side
    247,334.64x = 50,038,538,028.05
  5. Step 5: Solve for x
    x = 50,038,538,028.05/247,334.64
  6. Step 6: Final answer
    x = 202,311.08

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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.