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Finding the Fourth Proportional to 247,803.56, 341,968.02 and 134,625.32

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Solution

The fourth proportional to 247,803.56, 341,968.02 and 134,625.32 is: 185,782.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,803.56 : 341,968.02 = 134,625.32 : x
  2. Step 2: Convert to fraction form
    247,803.56/341,968.02 = 134,625.32/x
  3. Step 3: Cross multiply
    247,803.56x = 341,968.02 × 134,625.32
  4. Step 4: Simplify right side
    247,803.56x = 46,037,554,122.27
  5. Step 5: Solve for x
    x = 46,037,554,122.27/247,803.56
  6. Step 6: Final answer
    x = 185,782.46

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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.