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Finding the Fourth Proportional to 63,948.79, 95,894.02 and 30,684.52

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Solution

The fourth proportional to 63,948.79, 95,894.02 and 30,684.52 is: 46,012.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,948.79 : 95,894.02 = 30,684.52 : x
  2. Step 2: Convert to fraction form
    63,948.79/95,894.02 = 30,684.52/x
  3. Step 3: Cross multiply
    63,948.79x = 95,894.02 × 30,684.52
  4. Step 4: Simplify right side
    63,948.79x = 2,942,461,974.57
  5. Step 5: Solve for x
    x = 2,942,461,974.57/63,948.79
  6. Step 6: Final answer
    x = 46,012.79

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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.