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Finding the Fourth Proportional to 159,441.24, 239,191.28 and 65,954.28

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Solution

The fourth proportional to 159,441.24, 239,191.28 and 65,954.28 is: 98,943.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,441.24 : 239,191.28 = 65,954.28 : x
  2. Step 2: Convert to fraction form
    159,441.24/239,191.28 = 65,954.28/x
  3. Step 3: Cross multiply
    159,441.24x = 239,191.28 × 65,954.28
  4. Step 4: Simplify right side
    159,441.24x = 15,775,688,654.68
  5. Step 5: Solve for x
    x = 15,775,688,654.68/159,441.24
  6. Step 6: Final answer
    x = 98,943.59

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1.5x scale

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.