Home / 89,065.57-122,910.65-48,230.14

Finding the Fourth Proportional to 89,065.57, 122,910.65 and 48,230.14

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Solution

The fourth proportional to 89,065.57, 122,910.65 and 48,230.14 is: 66,557.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,065.57 : 122,910.65 = 48,230.14 : x
  2. Step 2: Convert to fraction form
    89,065.57/122,910.65 = 48,230.14/x
  3. Step 3: Cross multiply
    89,065.57x = 122,910.65 × 48,230.14
  4. Step 4: Simplify right side
    89,065.57x = 5,927,997,856.99
  5. Step 5: Solve for x
    x = 5,927,997,856.99/89,065.57
  6. Step 6: Final answer
    x = 66,557.68

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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.