Home / 89,102.61-122,961.69-48,266.83

Finding the Fourth Proportional to 89,102.61, 122,961.69 and 48,266.83

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Solution

The fourth proportional to 89,102.61, 122,961.69 and 48,266.83 is: 66,608.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,102.61 : 122,961.69 = 48,266.83 : x
  2. Step 2: Convert to fraction form
    89,102.61/122,961.69 = 48,266.83/x
  3. Step 3: Cross multiply
    89,102.61x = 122,961.69 × 48,266.83
  4. Step 4: Simplify right side
    89,102.61x = 5,934,970,680.34
  5. Step 5: Solve for x
    x = 5,934,970,680.34/89,102.61
  6. Step 6: Final answer
    x = 66,608.27

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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.