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Finding the Fourth Proportional to 62,256.70, 85,913.86 and 35,399.21

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Solution

The fourth proportional to 62,256.70, 85,913.86 and 35,399.21 is: 48,850.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,256.70 : 85,913.86 = 35,399.21 : x
  2. Step 2: Convert to fraction form
    62,256.70/85,913.86 = 35,399.21/x
  3. Step 3: Cross multiply
    62,256.70x = 85,913.86 × 35,399.21
  4. Step 4: Simplify right side
    62,256.70x = 3,041,283,029.18
  5. Step 5: Solve for x
    x = 3,041,283,029.18/62,256.70
  6. Step 6: Final answer
    x = 48,850.69

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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.