Home / 61,965.88-92,961.78-30,784.12

Finding the Fourth Proportional to 61,965.88, 92,961.78 and 30,784.12

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Solution

The fourth proportional to 61,965.88, 92,961.78 and 30,784.12 is: 46,182.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,965.88 : 92,961.78 = 30,784.12 : x
  2. Step 2: Convert to fraction form
    61,965.88/92,961.78 = 30,784.12/x
  3. Step 3: Cross multiply
    61,965.88x = 92,961.78 × 30,784.12
  4. Step 4: Simplify right side
    61,965.88x = 2,861,746,590.93
  5. Step 5: Solve for x
    x = 2,861,746,590.93/61,965.88
  6. Step 6: Final answer
    x = 46,182.62

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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.