Home / 89,006.99-122,774.33-55,025.87

Finding the Fourth Proportional to 89,006.99, 122,774.33 and 55,025.87

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Solution

The fourth proportional to 89,006.99, 122,774.33 and 55,025.87 is: 75,901.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,006.99 : 122,774.33 = 55,025.87 : x
  2. Step 2: Convert to fraction form
    89,006.99/122,774.33 = 55,025.87/x
  3. Step 3: Cross multiply
    89,006.99x = 122,774.33 × 55,025.87
  4. Step 4: Simplify right side
    89,006.99x = 6,755,763,845.61
  5. Step 5: Solve for x
    x = 6,755,763,845.61/89,006.99
  6. Step 6: Final answer
    x = 75,901.50

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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.