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Finding the Fourth Proportional to 195,522.76, 269,943.70 and 134,374.28

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Solution

The fourth proportional to 195,522.76, 269,943.70 and 134,374.28 is: 185,520.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,522.76 : 269,943.70 = 134,374.28 : x
  2. Step 2: Convert to fraction form
    195,522.76/269,943.70 = 134,374.28/x
  3. Step 3: Cross multiply
    195,522.76x = 269,943.70 × 134,374.28
  4. Step 4: Simplify right side
    195,522.76x = 36,273,490,328.04
  5. Step 5: Solve for x
    x = 36,273,490,328.04/195,522.76
  6. Step 6: Final answer
    x = 185,520.55

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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.