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Finding the Fourth Proportional to 159,346.36, 239,019.72 and 41,017.96

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Solution

The fourth proportional to 159,346.36, 239,019.72 and 41,017.96 is: 61,526.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,346.36 : 239,019.72 = 41,017.96 : x
  2. Step 2: Convert to fraction form
    159,346.36/239,019.72 = 41,017.96/x
  3. Step 3: Cross multiply
    159,346.36x = 239,019.72 × 41,017.96
  4. Step 4: Simplify right side
    159,346.36x = 9,804,101,314.17
  5. Step 5: Solve for x
    x = 9,804,101,314.17/159,346.36
  6. Step 6: Final answer
    x = 61,526.99

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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.