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Finding the Fourth Proportional to 159,695.14, 220,394.82 and 119,338.84

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Solution

The fourth proportional to 159,695.14, 220,394.82 and 119,338.84 is: 164,699.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,695.14 : 220,394.82 = 119,338.84 : x
  2. Step 2: Convert to fraction form
    159,695.14/220,394.82 = 119,338.84/x
  3. Step 3: Cross multiply
    159,695.14x = 220,394.82 × 119,338.84
  4. Step 4: Simplify right side
    159,695.14x = 26,301,662,160.81
  5. Step 5: Solve for x
    x = 26,301,662,160.81/159,695.14
  6. Step 6: Final answer
    x = 164,699.20

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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.