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Finding the Fourth Proportional to 66,804.48, 92,252.16 and 50,008.32

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Solution

The fourth proportional to 66,804.48, 92,252.16 and 50,008.32 is: 69,057.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,804.48 : 92,252.16 = 50,008.32 : x
  2. Step 2: Convert to fraction form
    66,804.48/92,252.16 = 50,008.32/x
  3. Step 3: Cross multiply
    66,804.48x = 92,252.16 × 50,008.32
  4. Step 4: Simplify right side
    66,804.48x = 4,613,375,537.97
  5. Step 5: Solve for x
    x = 4,613,375,537.97/66,804.48
  6. Step 6: Final answer
    x = 69,057.88

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1.5x scale

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.