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Finding the Fourth Proportional to 283,340.70, 424,908.90 and 93,766.05

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Solution

The fourth proportional to 283,340.70, 424,908.90 and 93,766.05 is: 140,615.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,340.70 : 424,908.90 = 93,766.05 : x
  2. Step 2: Convert to fraction form
    283,340.70/424,908.90 = 93,766.05/x
  3. Step 3: Cross multiply
    283,340.70x = 424,908.90 × 93,766.05
  4. Step 4: Simplify right side
    283,340.70x = 39,842,029,162.85
  5. Step 5: Solve for x
    x = 39,842,029,162.85/283,340.70
  6. Step 6: Final answer
    x = 140,615.27

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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.