Home / 54,811.15-82,211.34-37,155.23

Finding the Fourth Proportional to 54,811.15, 82,211.34 and 37,155.23

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Solution

The fourth proportional to 54,811.15, 82,211.34 and 37,155.23 is: 55,729.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,811.15 : 82,211.34 = 37,155.23 : x
  2. Step 2: Convert to fraction form
    54,811.15/82,211.34 = 37,155.23/x
  3. Step 3: Cross multiply
    54,811.15x = 82,211.34 × 37,155.23
  4. Step 4: Simplify right side
    54,811.15x = 3,054,581,246.31
  5. Step 5: Solve for x
    x = 3,054,581,246.31/54,811.15
  6. Step 6: Final answer
    x = 55,729.19

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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.