Home / 55,985.46-83,895.15-41,121.72

Finding the Fourth Proportional to 55,985.46, 83,895.15 and 41,121.72

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Solution

The fourth proportional to 55,985.46, 83,895.15 and 41,121.72 is: 61,621.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,985.46 : 83,895.15 = 41,121.72 : x
  2. Step 2: Convert to fraction form
    55,985.46/83,895.15 = 41,121.72/x
  3. Step 3: Cross multiply
    55,985.46x = 83,895.15 × 41,121.72
  4. Step 4: Simplify right side
    55,985.46x = 3,449,912,867.66
  5. Step 5: Solve for x
    x = 3,449,912,867.66/55,985.46
  6. Step 6: Final answer
    x = 61,621.59

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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.