Home / 89,006.14-122,828.65-48,722.48

Finding the Fourth Proportional to 89,006.14, 122,828.65 and 48,722.48

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Solution

The fourth proportional to 89,006.14, 122,828.65 and 48,722.48 is: 67,237.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,006.14 : 122,828.65 = 48,722.48 : x
  2. Step 2: Convert to fraction form
    89,006.14/122,828.65 = 48,722.48/x
  3. Step 3: Cross multiply
    89,006.14x = 122,828.65 × 48,722.48
  4. Step 4: Simplify right side
    89,006.14x = 5,984,515,828.91
  5. Step 5: Solve for x
    x = 5,984,515,828.91/89,006.14
  6. Step 6: Final answer
    x = 67,237.12

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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.