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Finding the Fourth Proportional to 58,174.74, 87,305.58 and 22,641.66

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Solution

The fourth proportional to 58,174.74, 87,305.58 and 22,641.66 is: 33,979.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,174.74 : 87,305.58 = 22,641.66 : x
  2. Step 2: Convert to fraction form
    58,174.74/87,305.58 = 22,641.66/x
  3. Step 3: Cross multiply
    58,174.74x = 87,305.58 × 22,641.66
  4. Step 4: Simplify right side
    58,174.74x = 1,976,743,258.46
  5. Step 5: Solve for x
    x = 1,976,743,258.46/58,174.74
  6. Step 6: Final answer
    x = 33,979.41

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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.