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Finding the Fourth Proportional to 248,095.76, 372,143.74 and 61,107.26

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Solution

The fourth proportional to 248,095.76, 372,143.74 and 61,107.26 is: 91,660.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,095.76 : 372,143.74 = 61,107.26 : x
  2. Step 2: Convert to fraction form
    248,095.76/372,143.74 = 61,107.26/x
  3. Step 3: Cross multiply
    248,095.76x = 372,143.74 × 61,107.26
  4. Step 4: Simplify right side
    248,095.76x = 22,740,684,277.55
  5. Step 5: Solve for x
    x = 22,740,684,277.55/248,095.76
  6. Step 6: Final answer
    x = 91,660.91

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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.