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Finding the Fourth Proportional to 247,476.51, 341,517.81 and 134,299.26

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Solution

The fourth proportional to 247,476.51, 341,517.81 and 134,299.26 is: 185,333.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,476.51 : 341,517.81 = 134,299.26 : x
  2. Step 2: Convert to fraction form
    247,476.51/341,517.81 = 134,299.26/x
  3. Step 3: Cross multiply
    247,476.51x = 341,517.81 × 134,299.26
  4. Step 4: Simplify right side
    247,476.51x = 45,865,589,159.82
  5. Step 5: Solve for x
    x = 45,865,589,159.82/247,476.51
  6. Step 6: Final answer
    x = 185,333.10

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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.