Home / 171,546.30-257,329.53-66,365.82

Finding the Fourth Proportional to 171,546.30, 257,329.53 and 66,365.82

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Solution

The fourth proportional to 171,546.30, 257,329.53 and 66,365.82 is: 99,552.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,546.30 : 257,329.53 = 66,365.82 : x
  2. Step 2: Convert to fraction form
    171,546.30/257,329.53 = 66,365.82/x
  3. Step 3: Cross multiply
    171,546.30x = 257,329.53 × 66,365.82
  4. Step 4: Simplify right side
    171,546.30x = 17,077,885,268.66
  5. Step 5: Solve for x
    x = 17,077,885,268.66/171,546.30
  6. Step 6: Final answer
    x = 99,552.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.