Home / 88,947.36-122,745.51-48,661.02

Finding the Fourth Proportional to 88,947.36, 122,745.51 and 48,661.02

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Solution

The fourth proportional to 88,947.36, 122,745.51 and 48,661.02 is: 67,151.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,947.36 : 122,745.51 = 48,661.02 : x
  2. Step 2: Convert to fraction form
    88,947.36/122,745.51 = 48,661.02/x
  3. Step 3: Cross multiply
    88,947.36x = 122,745.51 × 48,661.02
  4. Step 4: Simplify right side
    88,947.36x = 5,972,921,717.02
  5. Step 5: Solve for x
    x = 5,972,921,717.02/88,947.36
  6. Step 6: Final answer
    x = 67,151.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.