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Finding the Fourth Proportional to 79,798.33, 119,701.14 and 29,865.48

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Solution

The fourth proportional to 79,798.33, 119,701.14 and 29,865.48 is: 44,799.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,798.33 : 119,701.14 = 29,865.48 : x
  2. Step 2: Convert to fraction form
    79,798.33/119,701.14 = 29,865.48/x
  3. Step 3: Cross multiply
    79,798.33x = 119,701.14 × 29,865.48
  4. Step 4: Simplify right side
    79,798.33x = 3,574,932,002.65
  5. Step 5: Solve for x
    x = 3,574,932,002.65/79,798.33
  6. Step 6: Final answer
    x = 44,799.58

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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.