Home / 89,099.66-122,953.17-48,813.62

Finding the Fourth Proportional to 89,099.66, 122,953.17 and 48,813.62

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Solution

The fourth proportional to 89,099.66, 122,953.17 and 48,813.62 is: 67,360.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,099.66 : 122,953.17 = 48,813.62 : x
  2. Step 2: Convert to fraction form
    89,099.66/122,953.17 = 48,813.62/x
  3. Step 3: Cross multiply
    89,099.66x = 122,953.17 × 48,813.62
  4. Step 4: Simplify right side
    89,099.66x = 6,001,789,318.18
  5. Step 5: Solve for x
    x = 6,001,789,318.18/89,099.66
  6. Step 6: Final answer
    x = 67,360.41

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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.