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Finding the Fourth Proportional to 283,821.84, 425,703.60 and 94,294.80

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Solution

The fourth proportional to 283,821.84, 425,703.60 and 94,294.80 is: 141,432.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,821.84 : 425,703.60 = 94,294.80 : x
  2. Step 2: Convert to fraction form
    283,821.84/425,703.60 = 94,294.80/x
  3. Step 3: Cross multiply
    283,821.84x = 425,703.60 × 94,294.80
  4. Step 4: Simplify right side
    283,821.84x = 40,141,635,821.28
  5. Step 5: Solve for x
    x = 40,141,635,821.28/283,821.84
  6. Step 6: Final answer
    x = 141,432.51

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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.