Home / 66,068.24-91,174.85-35,853.83

Finding the Fourth Proportional to 66,068.24, 91,174.85 and 35,853.83

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Solution

The fourth proportional to 66,068.24, 91,174.85 and 35,853.83 is: 49,478.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,068.24 : 91,174.85 = 35,853.83 : x
  2. Step 2: Convert to fraction form
    66,068.24/91,174.85 = 35,853.83/x
  3. Step 3: Cross multiply
    66,068.24x = 91,174.85 × 35,853.83
  4. Step 4: Simplify right side
    66,068.24x = 3,268,967,209.55
  5. Step 5: Solve for x
    x = 3,268,967,209.55/66,068.24
  6. Step 6: Final answer
    x = 49,478.64

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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.