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Finding the Fourth Proportional to 283,238.85, 424,858.41 and 93,699.21

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Solution

The fourth proportional to 283,238.85, 424,858.41 and 93,699.21 is: 140,548.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,238.85 : 424,858.41 = 93,699.21 : x
  2. Step 2: Convert to fraction form
    283,238.85/424,858.41 = 93,699.21/x
  3. Step 3: Cross multiply
    283,238.85x = 424,858.41 × 93,699.21
  4. Step 4: Simplify right side
    283,238.85x = 39,808,898,708.55
  5. Step 5: Solve for x
    x = 39,808,898,708.55/283,238.85
  6. Step 6: Final answer
    x = 140,548.86

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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.