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Finding the Fourth Proportional to 62,568.42, 86,344.56 and 34,274.22

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Solution

The fourth proportional to 62,568.42, 86,344.56 and 34,274.22 is: 47,298.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,568.42 : 86,344.56 = 34,274.22 : x
  2. Step 2: Convert to fraction form
    62,568.42/86,344.56 = 34,274.22/x
  3. Step 3: Cross multiply
    62,568.42x = 86,344.56 × 34,274.22
  4. Step 4: Simplify right side
    62,568.42x = 2,959,392,445.24
  5. Step 5: Solve for x
    x = 2,959,392,445.24/62,568.42
  6. Step 6: Final answer
    x = 47,298.50

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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.