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Finding the Fourth Proportional to 164,442.77, 226,931.24 and 88,991.27

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Solution

The fourth proportional to 164,442.77, 226,931.24 and 88,991.27 is: 122,808.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,442.77 : 226,931.24 = 88,991.27 : x
  2. Step 2: Convert to fraction form
    164,442.77/226,931.24 = 88,991.27/x
  3. Step 3: Cross multiply
    164,442.77x = 226,931.24 × 88,991.27
  4. Step 4: Simplify right side
    164,442.77x = 20,194,898,338.10
  5. Step 5: Solve for x
    x = 20,194,898,338.10/164,442.77
  6. Step 6: Final answer
    x = 122,808.07

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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.