Home / 69,655.44-104,496.30-31,707.66

Finding the Fourth Proportional to 69,655.44, 104,496.30 and 31,707.66

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Solution

The fourth proportional to 69,655.44, 104,496.30 and 31,707.66 is: 47,567.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,655.44 : 104,496.30 = 31,707.66 : x
  2. Step 2: Convert to fraction form
    69,655.44/104,496.30 = 31,707.66/x
  3. Step 3: Cross multiply
    69,655.44x = 104,496.30 × 31,707.66
  4. Step 4: Simplify right side
    69,655.44x = 3,313,333,151.66
  5. Step 5: Solve for x
    x = 3,313,333,151.66/69,655.44
  6. Step 6: Final answer
    x = 47,567.47

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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.