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Finding the Fourth Proportional to 283,227.32, 424,840.99 and 105,748.18

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Solution

The fourth proportional to 283,227.32, 424,840.99 and 105,748.18 is: 158,622.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,227.32 : 424,840.99 = 105,748.18 : x
  2. Step 2: Convert to fraction form
    283,227.32/424,840.99 = 105,748.18/x
  3. Step 3: Cross multiply
    283,227.32x = 424,840.99 × 105,748.18
  4. Step 4: Simplify right side
    283,227.32x = 44,926,161,481.90
  5. Step 5: Solve for x
    x = 44,926,161,481.90/283,227.32
  6. Step 6: Final answer
    x = 158,622.27

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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.