Home / 96,044.31-143,865.54-77,222.43

Finding the Fourth Proportional to 96,044.31, 143,865.54 and 77,222.43

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Solution

The fourth proportional to 96,044.31, 143,865.54 and 77,222.43 is: 115,672.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,044.31 : 143,865.54 = 77,222.43 : x
  2. Step 2: Convert to fraction form
    96,044.31/143,865.54 = 77,222.43/x
  3. Step 3: Cross multiply
    96,044.31x = 143,865.54 × 77,222.43
  4. Step 4: Simplify right side
    96,044.31x = 11,109,646,592.06
  5. Step 5: Solve for x
    x = 11,109,646,592.06/96,044.31
  6. Step 6: Final answer
    x = 115,672.10

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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.