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Finding the Fourth Proportional to 159,800.24, 220,484.96 and 97,695.04

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Solution

The fourth proportional to 159,800.24, 220,484.96 and 97,695.04 is: 134,795.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,800.24 : 220,484.96 = 97,695.04 : x
  2. Step 2: Convert to fraction form
    159,800.24/220,484.96 = 97,695.04/x
  3. Step 3: Cross multiply
    159,800.24x = 220,484.96 × 97,695.04
  4. Step 4: Simplify right side
    159,800.24x = 21,540,286,986.60
  5. Step 5: Solve for x
    x = 21,540,286,986.60/159,800.24
  6. Step 6: Final answer
    x = 134,795.09

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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.