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Finding the Fourth Proportional to 89,053.26, 122,893.52 and 48,769.52

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Solution

The fourth proportional to 89,053.26, 122,893.52 and 48,769.52 is: 67,301.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,053.26 : 122,893.52 = 48,769.52 : x
  2. Step 2: Convert to fraction form
    89,053.26/122,893.52 = 48,769.52/x
  3. Step 3: Cross multiply
    89,053.26x = 122,893.52 × 48,769.52
  4. Step 4: Simplify right side
    89,053.26x = 5,993,457,981.51
  5. Step 5: Solve for x
    x = 5,993,457,981.51/89,053.26
  6. Step 6: Final answer
    x = 67,301.95

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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.