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Finding the Fourth Proportional to 195,879.40, 293,862.30 and 62,765.80

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Solution

The fourth proportional to 195,879.40, 293,862.30 and 62,765.80 is: 94,162.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,879.40 : 293,862.30 = 62,765.80 : x
  2. Step 2: Convert to fraction form
    195,879.40/293,862.30 = 62,765.80/x
  3. Step 3: Cross multiply
    195,879.40x = 293,862.30 × 62,765.80
  4. Step 4: Simplify right side
    195,879.40x = 18,444,502,349.34
  5. Step 5: Solve for x
    x = 18,444,502,349.34/195,879.40
  6. Step 6: Final answer
    x = 94,162.54

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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.