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Finding the Fourth Proportional to 88,674.74, 122,371.44 and 48,389.39

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Solution

The fourth proportional to 88,674.74, 122,371.44 and 48,389.39 is: 66,777.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,674.74 : 122,371.44 = 48,389.39 : x
  2. Step 2: Convert to fraction form
    88,674.74/122,371.44 = 48,389.39/x
  3. Step 3: Cross multiply
    88,674.74x = 122,371.44 × 48,389.39
  4. Step 4: Simplify right side
    88,674.74x = 5,921,478,723.16
  5. Step 5: Solve for x
    x = 5,921,478,723.16/88,674.74
  6. Step 6: Final answer
    x = 66,777.52

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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.