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Finding the Fourth Proportional to 348,088.50, 522,133.20 and 95,371.20

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Solution

The fourth proportional to 348,088.50, 522,133.20 and 95,371.20 is: 143,056.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,088.50 : 522,133.20 = 95,371.20 : x
  2. Step 2: Convert to fraction form
    348,088.50/522,133.20 = 95,371.20/x
  3. Step 3: Cross multiply
    348,088.50x = 522,133.20 × 95,371.20
  4. Step 4: Simplify right side
    348,088.50x = 49,796,469,843.84
  5. Step 5: Solve for x
    x = 49,796,469,843.84/348,088.50
  6. Step 6: Final answer
    x = 143,056.92

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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.