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Finding the Fourth Proportional to 231,236.69, 346,878.11 and 62,759.72

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Solution

The fourth proportional to 231,236.69, 346,878.11 and 62,759.72 is: 94,145.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,236.69 : 346,878.11 = 62,759.72 : x
  2. Step 2: Convert to fraction form
    231,236.69/346,878.11 = 62,759.72/x
  3. Step 3: Cross multiply
    231,236.69x = 346,878.11 × 62,759.72
  4. Step 4: Simplify right side
    231,236.69x = 21,769,974,081.82
  5. Step 5: Solve for x
    x = 21,769,974,081.82/231,236.69
  6. Step 6: Final answer
    x = 94,145.85

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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.