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Finding the Fourth Proportional to 63,959.87, 88,237.40 and 46,934.54

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Solution

The fourth proportional to 63,959.87, 88,237.40 and 46,934.54 is: 64,749.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,959.87 : 88,237.40 = 46,934.54 : x
  2. Step 2: Convert to fraction form
    63,959.87/88,237.40 = 46,934.54/x
  3. Step 3: Cross multiply
    63,959.87x = 88,237.40 × 46,934.54
  4. Step 4: Simplify right side
    63,959.87x = 4,141,381,103.94
  5. Step 5: Solve for x
    x = 4,141,381,103.94/63,959.87
  6. Step 6: Final answer
    x = 64,749.68

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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.