Home / 89,037.96-122,872.35-48,751.71

Finding the Fourth Proportional to 89,037.96, 122,872.35 and 48,751.71

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Solution

The fourth proportional to 89,037.96, 122,872.35 and 48,751.71 is: 67,277.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,037.96 : 122,872.35 = 48,751.71 : x
  2. Step 2: Convert to fraction form
    89,037.96/122,872.35 = 48,751.71/x
  3. Step 3: Cross multiply
    89,037.96x = 122,872.35 × 48,751.71
  4. Step 4: Simplify right side
    89,037.96x = 5,990,237,174.22
  5. Step 5: Solve for x
    x = 5,990,237,174.22/89,037.96
  6. Step 6: Final answer
    x = 67,277.34

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1.5x scale

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.