Home / 165,754.71-248,521.35-51,863.95

Finding the Fourth Proportional to 165,754.71, 248,521.35 and 51,863.95

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Solution

The fourth proportional to 165,754.71, 248,521.35 and 51,863.95 is: 77,761.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,754.71 : 248,521.35 = 51,863.95 : x
  2. Step 2: Convert to fraction form
    165,754.71/248,521.35 = 51,863.95/x
  3. Step 3: Cross multiply
    165,754.71x = 248,521.35 × 51,863.95
  4. Step 4: Simplify right side
    165,754.71x = 12,889,299,491.64
  5. Step 5: Solve for x
    x = 12,889,299,491.64/165,754.71
  6. Step 6: Final answer
    x = 77,761.29

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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.