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Finding the Fourth Proportional to 50,735.91, 70,010.79 and 34,349.79

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Solution

The fourth proportional to 50,735.91, 70,010.79 and 34,349.79 is: 47,399.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,735.91 : 70,010.79 = 34,349.79 : x
  2. Step 2: Convert to fraction form
    50,735.91/70,010.79 = 34,349.79/x
  3. Step 3: Cross multiply
    50,735.91x = 70,010.79 × 34,349.79
  4. Step 4: Simplify right side
    50,735.91x = 2,404,855,934.23
  5. Step 5: Solve for x
    x = 2,404,855,934.23/50,735.91
  6. Step 6: Final answer
    x = 47,399.48

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1.5x scale

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.