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Finding the Fourth Proportional to 293,398.49, 404,899.54 and 166,071.35

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Solution

The fourth proportional to 293,398.49, 404,899.54 and 166,071.35 is: 229,183.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,398.49 : 404,899.54 = 166,071.35 : x
  2. Step 2: Convert to fraction form
    293,398.49/404,899.54 = 166,071.35/x
  3. Step 3: Cross multiply
    293,398.49x = 404,899.54 × 166,071.35
  4. Step 4: Simplify right side
    293,398.49x = 67,242,210,782.50
  5. Step 5: Solve for x
    x = 67,242,210,782.50/293,398.49
  6. Step 6: Final answer
    x = 229,183.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.