Home / 283,127.28-424,690.82-103,226.19

Finding the Fourth Proportional to 283,127.28, 424,690.82 and 103,226.19

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Solution

The fourth proportional to 283,127.28, 424,690.82 and 103,226.19 is: 154,839.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,127.28 : 424,690.82 = 103,226.19 : x
  2. Step 2: Convert to fraction form
    283,127.28/424,690.82 = 103,226.19/x
  3. Step 3: Cross multiply
    283,127.28x = 424,690.82 × 103,226.19
  4. Step 4: Simplify right side
    283,127.28x = 43,839,214,760.44
  5. Step 5: Solve for x
    x = 43,839,214,760.44/283,127.28
  6. Step 6: Final answer
    x = 154,839.25

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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.