Home / 96,141.24-144,010.71-77,319.54

Finding the Fourth Proportional to 96,141.24, 144,010.71 and 77,319.54

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Solution

The fourth proportional to 96,141.24, 144,010.71 and 77,319.54 is: 115,817.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,141.24 : 144,010.71 = 77,319.54 : x
  2. Step 2: Convert to fraction form
    96,141.24/144,010.71 = 77,319.54/x
  3. Step 3: Cross multiply
    96,141.24x = 144,010.71 × 77,319.54
  4. Step 4: Simplify right side
    96,141.24x = 11,134,841,852.27
  5. Step 5: Solve for x
    x = 11,134,841,852.27/96,141.24
  6. Step 6: Final answer
    x = 115,817.54

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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.