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Finding the Fourth Proportional to 164,339.80, 226,788.91 and 88,888.30

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Solution

The fourth proportional to 164,339.80, 226,788.91 and 88,888.30 is: 122,665.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,339.80 : 226,788.91 = 88,888.30 : x
  2. Step 2: Convert to fraction form
    164,339.80/226,788.91 = 88,888.30/x
  3. Step 3: Cross multiply
    164,339.80x = 226,788.91 × 88,888.30
  4. Step 4: Simplify right side
    164,339.80x = 20,158,880,668.75
  5. Step 5: Solve for x
    x = 20,158,880,668.75/164,339.80
  6. Step 6: Final answer
    x = 122,665.85

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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.