Home / 71,960.26-99,302.73-39,696.17

Finding the Fourth Proportional to 71,960.26, 99,302.73 and 39,696.17

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Solution

The fourth proportional to 71,960.26, 99,302.73 and 39,696.17 is: 54,779.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,960.26 : 99,302.73 = 39,696.17 : x
  2. Step 2: Convert to fraction form
    71,960.26/99,302.73 = 39,696.17/x
  3. Step 3: Cross multiply
    71,960.26x = 99,302.73 × 39,696.17
  4. Step 4: Simplify right side
    71,960.26x = 3,941,938,051.54
  5. Step 5: Solve for x
    x = 3,941,938,051.54/71,960.26
  6. Step 6: Final answer
    x = 54,779.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.