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Finding the Fourth Proportional to 57,776.67, 79,735.52 and 33,894.63

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Solution

The fourth proportional to 57,776.67, 79,735.52 and 33,894.63 is: 46,776.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,776.67 : 79,735.52 = 33,894.63 : x
  2. Step 2: Convert to fraction form
    57,776.67/79,735.52 = 33,894.63/x
  3. Step 3: Cross multiply
    57,776.67x = 79,735.52 × 33,894.63
  4. Step 4: Simplify right side
    57,776.67x = 2,702,606,032.99
  5. Step 5: Solve for x
    x = 2,702,606,032.99/57,776.67
  6. Step 6: Final answer
    x = 46,776.77

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1.5x scale

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.