Home / 46,069.51-69,020.43-31,999.81

Finding the Fourth Proportional to 46,069.51, 69,020.43 and 31,999.81

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Solution

The fourth proportional to 46,069.51, 69,020.43 and 31,999.81 is: 47,941.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,069.51 : 69,020.43 = 31,999.81 : x
  2. Step 2: Convert to fraction form
    46,069.51/69,020.43 = 31,999.81/x
  3. Step 3: Cross multiply
    46,069.51x = 69,020.43 × 31,999.81
  4. Step 4: Simplify right side
    46,069.51x = 2,208,640,646.12
  5. Step 5: Solve for x
    x = 2,208,640,646.12/46,069.51
  6. Step 6: Final answer
    x = 47,941.48

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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.