Home / 77,360.52-115,961.36-44,009.58

Finding the Fourth Proportional to 77,360.52, 115,961.36 and 44,009.58

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Solution

The fourth proportional to 77,360.52, 115,961.36 and 44,009.58 is: 65,969.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,360.52 : 115,961.36 = 44,009.58 : x
  2. Step 2: Convert to fraction form
    77,360.52/115,961.36 = 44,009.58/x
  3. Step 3: Cross multiply
    77,360.52x = 115,961.36 × 44,009.58
  4. Step 4: Simplify right side
    77,360.52x = 5,103,410,749.83
  5. Step 5: Solve for x
    x = 5,103,410,749.83/77,360.52
  6. Step 6: Final answer
    x = 65,969.19

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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.