Home / 66,256.64-91,436.57-37,967.79

Finding the Fourth Proportional to 66,256.64, 91,436.57 and 37,967.79

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Solution

The fourth proportional to 66,256.64, 91,436.57 and 37,967.79 is: 52,396.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,256.64 : 91,436.57 = 37,967.79 : x
  2. Step 2: Convert to fraction form
    66,256.64/91,436.57 = 37,967.79/x
  3. Step 3: Cross multiply
    66,256.64x = 91,436.57 × 37,967.79
  4. Step 4: Simplify right side
    66,256.64x = 3,471,644,488.08
  5. Step 5: Solve for x
    x = 3,471,644,488.08/66,256.64
  6. Step 6: Final answer
    x = 52,396.93

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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.