Home / 171,517.16-257,252.38-45,146.82

Finding the Fourth Proportional to 171,517.16, 257,252.38 and 45,146.82

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Solution

The fourth proportional to 171,517.16, 257,252.38 and 45,146.82 is: 67,714.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,517.16 : 257,252.38 = 45,146.82 : x
  2. Step 2: Convert to fraction form
    171,517.16/257,252.38 = 45,146.82/x
  3. Step 3: Cross multiply
    171,517.16x = 257,252.38 × 45,146.82
  4. Step 4: Simplify right side
    171,517.16x = 11,614,127,541.16
  5. Step 5: Solve for x
    x = 11,614,127,541.16/171,517.16
  6. Step 6: Final answer
    x = 67,714.09

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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.