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Finding the Fourth Proportional to 164,305, 226,740.92 and 88,853.52

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Solution

The fourth proportional to 164,305, 226,740.92 and 88,853.52 is: 122,617.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,305 : 226,740.92 = 88,853.52 : x
  2. Step 2: Convert to fraction form
    164,305/226,740.92 = 88,853.52/x
  3. Step 3: Cross multiply
    164,305x = 226,740.92 × 88,853.52
  4. Step 4: Simplify right side
    164,305x = 20,146,728,870.04
  5. Step 5: Solve for x
    x = 20,146,728,870.04/164,305
  6. Step 6: Final answer
    x = 122,617.87

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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.