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Finding the Fourth Proportional to 164,240.16, 226,651.47 and 88,788.66

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Solution

The fourth proportional to 164,240.16, 226,651.47 and 88,788.66 is: 122,528.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,240.16 : 226,651.47 = 88,788.66 : x
  2. Step 2: Convert to fraction form
    164,240.16/226,651.47 = 88,788.66/x
  3. Step 3: Cross multiply
    164,240.16x = 226,651.47 × 88,788.66
  4. Step 4: Simplify right side
    164,240.16x = 20,124,079,125.43
  5. Step 5: Solve for x
    x = 20,124,079,125.43/164,240.16
  6. Step 6: Final answer
    x = 122,528.37

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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.