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Finding the Fourth Proportional to 283,200.70, 424,699.86 and 93,626.07

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Solution

The fourth proportional to 283,200.70, 424,699.86 and 93,626.07 is: 140,405.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,200.70 : 424,699.86 = 93,626.07 : x
  2. Step 2: Convert to fraction form
    283,200.70/424,699.86 = 93,626.07/x
  3. Step 3: Cross multiply
    283,200.70x = 424,699.86 × 93,626.07
  4. Step 4: Simplify right side
    283,200.70x = 39,762,978,821.35
  5. Step 5: Solve for x
    x = 39,762,978,821.35/283,200.70
  6. Step 6: Final answer
    x = 140,405.65

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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.