Home / 190,229.98-262,506.91-104,172.26

Finding the Fourth Proportional to 190,229.98, 262,506.91 and 104,172.26

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Solution

The fourth proportional to 190,229.98, 262,506.91 and 104,172.26 is: 143,751.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,229.98 : 262,506.91 = 104,172.26 : x
  2. Step 2: Convert to fraction form
    190,229.98/262,506.91 = 104,172.26/x
  3. Step 3: Cross multiply
    190,229.98x = 262,506.91 × 104,172.26
  4. Step 4: Simplify right side
    190,229.98x = 27,345,938,080.32
  5. Step 5: Solve for x
    x = 27,345,938,080.32/190,229.98
  6. Step 6: Final answer
    x = 143,751.99

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1.5x scale

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.