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Finding the Fourth Proportional to 79,349.52, 119,055.27 and 34,945.07

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Solution

The fourth proportional to 79,349.52, 119,055.27 and 34,945.07 is: 52,431.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,349.52 : 119,055.27 = 34,945.07 : x
  2. Step 2: Convert to fraction form
    79,349.52/119,055.27 = 34,945.07/x
  3. Step 3: Cross multiply
    79,349.52x = 119,055.27 × 34,945.07
  4. Step 4: Simplify right side
    79,349.52x = 4,160,394,752.91
  5. Step 5: Solve for x
    x = 4,160,394,752.91/79,349.52
  6. Step 6: Final answer
    x = 52,431.25

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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.