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Finding the Fourth Proportional to 58,576.96, 80,855.92 and 35,606.70

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Solution

The fourth proportional to 58,576.96, 80,855.92 and 35,606.70 is: 49,149.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,576.96 : 80,855.92 = 35,606.70 : x
  2. Step 2: Convert to fraction form
    58,576.96/80,855.92 = 35,606.70/x
  3. Step 3: Cross multiply
    58,576.96x = 80,855.92 × 35,606.70
  4. Step 4: Simplify right side
    58,576.96x = 2,879,012,486.66
  5. Step 5: Solve for x
    x = 2,879,012,486.66/58,576.96
  6. Step 6: Final answer
    x = 49,149.23

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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.