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Finding the Fourth Proportional to 248,889.78, 373,334.58 and 61,901.28

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Solution

The fourth proportional to 248,889.78, 373,334.58 and 61,901.28 is: 92,851.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,889.78 : 373,334.58 = 61,901.28 : x
  2. Step 2: Convert to fraction form
    248,889.78/373,334.58 = 61,901.28/x
  3. Step 3: Cross multiply
    248,889.78x = 373,334.58 × 61,901.28
  4. Step 4: Simplify right side
    248,889.78x = 23,109,888,370.26
  5. Step 5: Solve for x
    x = 23,109,888,370.26/248,889.78
  6. Step 6: Final answer
    x = 92,851.90

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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.