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Finding the Fourth Proportional to 283,425.40, 425,198.08 and 93,875.03

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Solution

The fourth proportional to 283,425.40, 425,198.08 and 93,875.03 is: 140,832.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,425.40 : 425,198.08 = 93,875.03 : x
  2. Step 2: Convert to fraction form
    283,425.40/425,198.08 = 93,875.03/x
  3. Step 3: Cross multiply
    283,425.40x = 425,198.08 × 93,875.03
  4. Step 4: Simplify right side
    283,425.40x = 39,915,483,965.48
  5. Step 5: Solve for x
    x = 39,915,483,965.48/283,425.40
  6. Step 6: Final answer
    x = 140,832.41

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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.