Home / 335,515.21-503,307.75-107,753.29

Finding the Fourth Proportional to 335,515.21, 503,307.75 and 107,753.29

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Solution

The fourth proportional to 335,515.21, 503,307.75 and 107,753.29 is: 161,641.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,515.21 : 503,307.75 = 107,753.29 : x
  2. Step 2: Convert to fraction form
    335,515.21/503,307.75 = 107,753.29/x
  3. Step 3: Cross multiply
    335,515.21x = 503,307.75 × 107,753.29
  4. Step 4: Simplify right side
    335,515.21x = 54,233,065,090.80
  5. Step 5: Solve for x
    x = 54,233,065,090.80/335,515.21
  6. Step 6: Final answer
    x = 161,641.15

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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.