Home / 61,634.21-85,055.60-36,134.87

Finding the Fourth Proportional to 61,634.21, 85,055.60 and 36,134.87

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Solution

The fourth proportional to 61,634.21, 85,055.60 and 36,134.87 is: 49,866.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,634.21 : 85,055.60 = 36,134.87 : x
  2. Step 2: Convert to fraction form
    61,634.21/85,055.60 = 36,134.87/x
  3. Step 3: Cross multiply
    61,634.21x = 85,055.60 × 36,134.87
  4. Step 4: Simplify right side
    61,634.21x = 3,073,472,713.83
  5. Step 5: Solve for x
    x = 3,073,472,713.83/61,634.21
  6. Step 6: Final answer
    x = 49,866.35

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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.