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Finding the Fourth Proportional to 159,370.40, 239,055.76 and 41,042

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Solution

The fourth proportional to 159,370.40, 239,055.76 and 41,042 is: 61,563.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,370.40 : 239,055.76 = 41,042 : x
  2. Step 2: Convert to fraction form
    159,370.40/239,055.76 = 41,042/x
  3. Step 3: Cross multiply
    159,370.40x = 239,055.76 × 41,042
  4. Step 4: Simplify right side
    159,370.40x = 9,811,326,501.92
  5. Step 5: Solve for x
    x = 9,811,326,501.92/159,370.40
  6. Step 6: Final answer
    x = 61,563.04

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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.