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Finding the Fourth Proportional to 247,132.37, 341,042.82 and 133,955.12

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Solution

The fourth proportional to 247,132.37, 341,042.82 and 133,955.12 is: 184,858.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,132.37 : 341,042.82 = 133,955.12 : x
  2. Step 2: Convert to fraction form
    247,132.37/341,042.82 = 133,955.12/x
  3. Step 3: Cross multiply
    247,132.37x = 341,042.82 × 133,955.12
  4. Step 4: Simplify right side
    247,132.37x = 45,684,431,878.24
  5. Step 5: Solve for x
    x = 45,684,431,878.24/247,132.37
  6. Step 6: Final answer
    x = 184,858.15

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1.5x scale

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.