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Finding the Fourth Proportional to 159,069.96, 238,085.73 and 116,938.89

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Solution

The fourth proportional to 159,069.96, 238,085.73 and 116,938.89 is: 175,026.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,069.96 : 238,085.73 = 116,938.89 : x
  2. Step 2: Convert to fraction form
    159,069.96/238,085.73 = 116,938.89/x
  3. Step 3: Cross multiply
    159,069.96x = 238,085.73 × 116,938.89
  4. Step 4: Simplify right side
    159,069.96x = 27,841,480,991.04
  5. Step 5: Solve for x
    x = 27,841,480,991.04/159,069.96
  6. Step 6: Final answer
    x = 175,026.64

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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.