Home / 190,473.48-262,839.69-104,418.72

Finding the Fourth Proportional to 190,473.48, 262,839.69 and 104,418.72

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Solution

The fourth proportional to 190,473.48, 262,839.69 and 104,418.72 is: 144,090.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,473.48 : 262,839.69 = 104,418.72 : x
  2. Step 2: Convert to fraction form
    190,473.48/262,839.69 = 104,418.72/x
  3. Step 3: Cross multiply
    190,473.48x = 262,839.69 × 104,418.72
  4. Step 4: Simplify right side
    190,473.48x = 27,445,383,995.00
  5. Step 5: Solve for x
    x = 27,445,383,995.00/190,473.48
  6. Step 6: Final answer
    x = 144,090.32

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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.