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Finding the Fourth Proportional to 58,266.73, 80,405.69 and 34,401.09

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Solution

The fourth proportional to 58,266.73, 80,405.69 and 34,401.09 is: 47,472.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,266.73 : 80,405.69 = 34,401.09 : x
  2. Step 2: Convert to fraction form
    58,266.73/80,405.69 = 34,401.09/x
  3. Step 3: Cross multiply
    58,266.73x = 80,405.69 × 34,401.09
  4. Step 4: Simplify right side
    58,266.73x = 2,766,043,378.20
  5. Step 5: Solve for x
    x = 2,766,043,378.20/58,266.73
  6. Step 6: Final answer
    x = 47,472.09

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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.