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Finding the Fourth Proportional to 88,559.92, 122,210.26 and 48,274.47

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Solution

The fourth proportional to 88,559.92, 122,210.26 and 48,274.47 is: 66,617.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,559.92 : 122,210.26 = 48,274.47 : x
  2. Step 2: Convert to fraction form
    88,559.92/122,210.26 = 48,274.47/x
  3. Step 3: Cross multiply
    88,559.92x = 122,210.26 × 48,274.47
  4. Step 4: Simplify right side
    88,559.92x = 5,899,635,530.06
  5. Step 5: Solve for x
    x = 5,899,635,530.06/88,559.92
  6. Step 6: Final answer
    x = 66,617.44

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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.