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Finding the Fourth Proportional to 58,853.99, 81,217.98 and 31,996.41

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Solution

The fourth proportional to 58,853.99, 81,217.98 and 31,996.41 is: 44,154.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,853.99 : 81,217.98 = 31,996.41 : x
  2. Step 2: Convert to fraction form
    58,853.99/81,217.98 = 31,996.41/x
  3. Step 3: Cross multiply
    58,853.99x = 81,217.98 × 31,996.41
  4. Step 4: Simplify right side
    58,853.99x = 2,598,683,787.45
  5. Step 5: Solve for x
    x = 2,598,683,787.45/58,853.99
  6. Step 6: Final answer
    x = 44,154.76

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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.