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Finding the Fourth Proportional to 164,109.80, 226,471.46 and 88,658.30

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Solution

The fourth proportional to 164,109.80, 226,471.46 and 88,658.30 is: 122,348.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,109.80 : 226,471.46 = 88,658.30 : x
  2. Step 2: Convert to fraction form
    164,109.80/226,471.46 = 88,658.30/x
  3. Step 3: Cross multiply
    164,109.80x = 226,471.46 × 88,658.30
  4. Step 4: Simplify right side
    164,109.80x = 20,078,574,642.12
  5. Step 5: Solve for x
    x = 20,078,574,642.12/164,109.80
  6. Step 6: Final answer
    x = 122,348.42

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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.