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Finding the Fourth Proportional to 283,511.06, 425,118.94 and 133,711.13

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Solution

The fourth proportional to 283,511.06, 425,118.94 and 133,711.13 is: 200,497.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,511.06 : 425,118.94 = 133,711.13 : x
  2. Step 2: Convert to fraction form
    283,511.06/425,118.94 = 133,711.13/x
  3. Step 3: Cross multiply
    283,511.06x = 425,118.94 × 133,711.13
  4. Step 4: Simplify right side
    283,511.06x = 56,843,133,851.80
  5. Step 5: Solve for x
    x = 56,843,133,851.80/283,511.06
  6. Step 6: Final answer
    x = 200,497.06

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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.