Home / 66,004.04-91,085.24-35,790.02

Finding the Fourth Proportional to 66,004.04, 91,085.24 and 35,790.02

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Solution

The fourth proportional to 66,004.04, 91,085.24 and 35,790.02 is: 49,390.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,004.04 : 91,085.24 = 35,790.02 : x
  2. Step 2: Convert to fraction form
    66,004.04/91,085.24 = 35,790.02/x
  3. Step 3: Cross multiply
    66,004.04x = 91,085.24 × 35,790.02
  4. Step 4: Simplify right side
    66,004.04x = 3,259,942,561.30
  5. Step 5: Solve for x
    x = 3,259,942,561.30/66,004.04
  6. Step 6: Final answer
    x = 49,390.05

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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.