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Finding the Fourth Proportional to 175,059.70, 262,906.35 and 153,286.90

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Solution

The fourth proportional to 175,059.70, 262,906.35 and 153,286.90 is: 230,207.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,059.70 : 262,906.35 = 153,286.90 : x
  2. Step 2: Convert to fraction form
    175,059.70/262,906.35 = 153,286.90/x
  3. Step 3: Cross multiply
    175,059.70x = 262,906.35 × 153,286.90
  4. Step 4: Simplify right side
    175,059.70x = 40,300,099,381.82
  5. Step 5: Solve for x
    x = 40,300,099,381.82/175,059.70
  6. Step 6: Final answer
    x = 230,207.75

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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.