Home / 89,099.86-122,957.44-48,813.57

Finding the Fourth Proportional to 89,099.86, 122,957.44 and 48,813.57

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Solution

The fourth proportional to 89,099.86, 122,957.44 and 48,813.57 is: 67,362.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,099.86 : 122,957.44 = 48,813.57 : x
  2. Step 2: Convert to fraction form
    89,099.86/122,957.44 = 48,813.57/x
  3. Step 3: Cross multiply
    89,099.86x = 122,957.44 × 48,813.57
  4. Step 4: Simplify right side
    89,099.86x = 6,001,991,604.46
  5. Step 5: Solve for x
    x = 6,001,991,604.46/89,099.86
  6. Step 6: Final answer
    x = 67,362.53

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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.