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Finding the Fourth Proportional to 159,357.04, 238,948.04 and 109,449.70

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Solution

The fourth proportional to 159,357.04, 238,948.04 and 109,449.70 is: 164,114.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,357.04 : 238,948.04 = 109,449.70 : x
  2. Step 2: Convert to fraction form
    159,357.04/238,948.04 = 109,449.70/x
  3. Step 3: Cross multiply
    159,357.04x = 238,948.04 × 109,449.70
  4. Step 4: Simplify right side
    159,357.04x = 26,152,790,969.84
  5. Step 5: Solve for x
    x = 26,152,790,969.84/159,357.04
  6. Step 6: Final answer
    x = 164,114.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.