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Finding the Fourth Proportional to 49,898.58, 68,860.04 and 34,010.79

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Solution

The fourth proportional to 49,898.58, 68,860.04 and 34,010.79 is: 46,934.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,898.58 : 68,860.04 = 34,010.79 : x
  2. Step 2: Convert to fraction form
    49,898.58/68,860.04 = 34,010.79/x
  3. Step 3: Cross multiply
    49,898.58x = 68,860.04 × 34,010.79
  4. Step 4: Simplify right side
    49,898.58x = 2,341,984,189.78
  5. Step 5: Solve for x
    x = 2,341,984,189.78/49,898.58
  6. Step 6: Final answer
    x = 46,934.89

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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.