Home / 61,629.64-85,048.92-34,777.84

Finding the Fourth Proportional to 61,629.64, 85,048.92 and 34,777.84

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Solution

The fourth proportional to 61,629.64, 85,048.92 and 34,777.84 is: 47,993.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,629.64 : 85,048.92 = 34,777.84 : x
  2. Step 2: Convert to fraction form
    61,629.64/85,048.92 = 34,777.84/x
  3. Step 3: Cross multiply
    61,629.64x = 85,048.92 × 34,777.84
  4. Step 4: Simplify right side
    61,629.64x = 2,957,817,731.93
  5. Step 5: Solve for x
    x = 2,957,817,731.93/61,629.64
  6. Step 6: Final answer
    x = 47,993.43

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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.