Home / 89,006.06-122,828.54-48,722.39

Finding the Fourth Proportional to 89,006.06, 122,828.54 and 48,722.39

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Solution

The fourth proportional to 89,006.06, 122,828.54 and 48,722.39 is: 67,237.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,006.06 : 122,828.54 = 48,722.39 : x
  2. Step 2: Convert to fraction form
    89,006.06/122,828.54 = 48,722.39/x
  3. Step 3: Cross multiply
    89,006.06x = 122,828.54 × 48,722.39
  4. Step 4: Simplify right side
    89,006.06x = 5,984,500,733.87
  5. Step 5: Solve for x
    x = 5,984,500,733.87/89,006.06
  6. Step 6: Final answer
    x = 67,237.01

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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.