Home / 69,804.36-104,539.77-38,167.11

Finding the Fourth Proportional to 69,804.36, 104,539.77 and 38,167.11

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Solution

The fourth proportional to 69,804.36, 104,539.77 and 38,167.11 is: 57,159.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,804.36 : 104,539.77 = 38,167.11 : x
  2. Step 2: Convert to fraction form
    69,804.36/104,539.77 = 38,167.11/x
  3. Step 3: Cross multiply
    69,804.36x = 104,539.77 × 38,167.11
  4. Step 4: Simplify right side
    69,804.36x = 3,989,980,900.96
  5. Step 5: Solve for x
    x = 3,989,980,900.96/69,804.36
  6. Step 6: Final answer
    x = 57,159.48

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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.