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Finding the Fourth Proportional to 160,652.44, 221,726.46 and 153,565.48

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Solution

The fourth proportional to 160,652.44, 221,726.46 and 153,565.48 is: 211,945.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,652.44 : 221,726.46 = 153,565.48 : x
  2. Step 2: Convert to fraction form
    160,652.44/221,726.46 = 153,565.48/x
  3. Step 3: Cross multiply
    160,652.44x = 221,726.46 × 153,565.48
  4. Step 4: Simplify right side
    160,652.44x = 34,049,530,258.60
  5. Step 5: Solve for x
    x = 34,049,530,258.60/160,652.44
  6. Step 6: Final answer
    x = 211,945.30

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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.