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Finding the Fourth Proportional to 55,246.90, 82,942.62 and 32,798.56

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Solution

The fourth proportional to 55,246.90, 82,942.62 and 32,798.56 is: 49,240.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,246.90 : 82,942.62 = 32,798.56 : x
  2. Step 2: Convert to fraction form
    55,246.90/82,942.62 = 32,798.56/x
  3. Step 3: Cross multiply
    55,246.90x = 82,942.62 × 32,798.56
  4. Step 4: Simplify right side
    55,246.90x = 2,720,398,498.63
  5. Step 5: Solve for x
    x = 2,720,398,498.63/55,246.90
  6. Step 6: Final answer
    x = 49,240.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.