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Finding the Fourth Proportional to 164,340.30, 226,789.61 and 88,888.80

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Solution

The fourth proportional to 164,340.30, 226,789.61 and 88,888.80 is: 122,666.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,340.30 : 226,789.61 = 88,888.80 : x
  2. Step 2: Convert to fraction form
    164,340.30/226,789.61 = 88,888.80/x
  3. Step 3: Cross multiply
    164,340.30x = 226,789.61 × 88,888.80
  4. Step 4: Simplify right side
    164,340.30x = 20,159,055,840.92
  5. Step 5: Solve for x
    x = 20,159,055,840.92/164,340.30
  6. Step 6: Final answer
    x = 122,666.54

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1.5x scale

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.