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Finding the Fourth Proportional to 62,406.60, 93,696.30 and 49,273.80

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Solution

The fourth proportional to 62,406.60, 93,696.30 and 49,273.80 is: 73,978.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,406.60 : 93,696.30 = 49,273.80 : x
  2. Step 2: Convert to fraction form
    62,406.60/93,696.30 = 49,273.80/x
  3. Step 3: Cross multiply
    62,406.60x = 93,696.30 × 49,273.80
  4. Step 4: Simplify right side
    62,406.60x = 4,616,772,746.94
  5. Step 5: Solve for x
    x = 4,616,772,746.94/62,406.60
  6. Step 6: Final answer
    x = 73,978.92

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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.