Home / 540,110.31-810,206.82-161,002.06

Finding the Fourth Proportional to 540,110.31, 810,206.82 and 161,002.06

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Solution

The fourth proportional to 540,110.31, 810,206.82 and 161,002.06 is: 241,515.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,110.31 : 810,206.82 = 161,002.06 : x
  2. Step 2: Convert to fraction form
    540,110.31/810,206.82 = 161,002.06/x
  3. Step 3: Cross multiply
    540,110.31x = 810,206.82 × 161,002.06
  4. Step 4: Simplify right side
    540,110.31x = 130,444,969,577.95
  5. Step 5: Solve for x
    x = 130,444,969,577.95/540,110.31
  6. Step 6: Final answer
    x = 241,515.42

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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.