Home / 103,669.26-143,063.79-58,957.26

Finding the Fourth Proportional to 103,669.26, 143,063.79 and 58,957.26

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Solution

The fourth proportional to 103,669.26, 143,063.79 and 58,957.26 is: 81,361.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,669.26 : 143,063.79 = 58,957.26 : x
  2. Step 2: Convert to fraction form
    103,669.26/143,063.79 = 58,957.26/x
  3. Step 3: Cross multiply
    103,669.26x = 143,063.79 × 58,957.26
  4. Step 4: Simplify right side
    103,669.26x = 8,434,649,063.62
  5. Step 5: Solve for x
    x = 8,434,649,063.62/103,669.26
  6. Step 6: Final answer
    x = 81,361.14

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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.