Home / 165,754.95-248,521.69-51,864.19

Finding the Fourth Proportional to 165,754.95, 248,521.69 and 51,864.19

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Solution

The fourth proportional to 165,754.95, 248,521.69 and 51,864.19 is: 77,761.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,754.95 : 248,521.69 = 51,864.19 : x
  2. Step 2: Convert to fraction form
    165,754.95/248,521.69 = 51,864.19/x
  3. Step 3: Cross multiply
    165,754.95x = 248,521.69 × 51,864.19
  4. Step 4: Simplify right side
    165,754.95x = 12,889,375,301.07
  5. Step 5: Solve for x
    x = 12,889,375,301.07/165,754.95
  6. Step 6: Final answer
    x = 77,761.63

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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.