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Finding the Fourth Proportional to 79,465.57, 119,058.24 and 41,942.98

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Solution

The fourth proportional to 79,465.57, 119,058.24 and 41,942.98 is: 62,840.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,465.57 : 119,058.24 = 41,942.98 : x
  2. Step 2: Convert to fraction form
    79,465.57/119,058.24 = 41,942.98/x
  3. Step 3: Cross multiply
    79,465.57x = 119,058.24 × 41,942.98
  4. Step 4: Simplify right side
    79,465.57x = 4,993,657,379.16
  5. Step 5: Solve for x
    x = 4,993,657,379.16/79,465.57
  6. Step 6: Final answer
    x = 62,840.52

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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.