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Finding the Fourth Proportional to 134,883.70, 202,325.55 and 109,951.90

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Solution

The fourth proportional to 134,883.70, 202,325.55 and 109,951.90 is: 164,927.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,883.70 : 202,325.55 = 109,951.90 : x
  2. Step 2: Convert to fraction form
    134,883.70/202,325.55 = 109,951.90/x
  3. Step 3: Cross multiply
    134,883.70x = 202,325.55 × 109,951.90
  4. Step 4: Simplify right side
    134,883.70x = 22,246,078,641.05
  5. Step 5: Solve for x
    x = 22,246,078,641.05/134,883.70
  6. Step 6: Final answer
    x = 164,927.85

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1.5x scale

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.