Home / 66,322.92-91,370.00-46,145.12

Finding the Fourth Proportional to 66,322.92, 91,370.00 and 46,145.12

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Solution

The fourth proportional to 66,322.92, 91,370.00 and 46,145.12 is: 63,571.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,322.92 : 91,370.00 = 46,145.12 : x
  2. Step 2: Convert to fraction form
    66,322.92/91,370.00 = 46,145.12/x
  3. Step 3: Cross multiply
    66,322.92x = 91,370.00 × 46,145.12
  4. Step 4: Simplify right side
    66,322.92x = 4,216,278,926.82
  5. Step 5: Solve for x
    x = 4,216,278,926.82/66,322.92
  6. Step 6: Final answer
    x = 63,571.97

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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.