Home / 96,409.36-144,362.53-77,586.58

Finding the Fourth Proportional to 96,409.36, 144,362.53 and 77,586.58

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Solution

The fourth proportional to 96,409.36, 144,362.53 and 77,586.58 is: 116,177.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,409.36 : 144,362.53 = 77,586.58 : x
  2. Step 2: Convert to fraction form
    96,409.36/144,362.53 = 77,586.58/x
  3. Step 3: Cross multiply
    96,409.36x = 144,362.53 × 77,586.58
  4. Step 4: Simplify right side
    96,409.36x = 11,200,594,982.85
  5. Step 5: Solve for x
    x = 11,200,594,982.85/96,409.36
  6. Step 6: Final answer
    x = 116,177.46

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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.