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Finding the Fourth Proportional to 348,773.28, 523,110 and 112,084.80

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Solution

The fourth proportional to 348,773.28, 523,110 and 112,084.80 is: 168,111.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,773.28 : 523,110 = 112,084.80 : x
  2. Step 2: Convert to fraction form
    348,773.28/523,110 = 112,084.80/x
  3. Step 3: Cross multiply
    348,773.28x = 523,110 × 112,084.80
  4. Step 4: Simplify right side
    348,773.28x = 58,632,679,728
  5. Step 5: Solve for x
    x = 58,632,679,728/348,773.28
  6. Step 6: Final answer
    x = 168,111.16

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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.