Home / 88,986.72-122,815.46-50,746.34

Finding the Fourth Proportional to 88,986.72, 122,815.46 and 50,746.34

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Solution

The fourth proportional to 88,986.72, 122,815.46 and 50,746.34 is: 70,037.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,986.72 : 122,815.46 = 50,746.34 : x
  2. Step 2: Convert to fraction form
    88,986.72/122,815.46 = 50,746.34/x
  3. Step 3: Cross multiply
    88,986.72x = 122,815.46 × 50,746.34
  4. Step 4: Simplify right side
    88,986.72x = 6,232,435,524.32
  5. Step 5: Solve for x
    x = 6,232,435,524.32/88,986.72
  6. Step 6: Final answer
    x = 70,037.81

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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.