Home / 190,442.22-262,809.81-104,401.05

Finding the Fourth Proportional to 190,442.22, 262,809.81 and 104,401.05

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Solution

The fourth proportional to 190,442.22, 262,809.81 and 104,401.05 is: 144,073.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,442.22 : 262,809.81 = 104,401.05 : x
  2. Step 2: Convert to fraction form
    190,442.22/262,809.81 = 104,401.05/x
  3. Step 3: Cross multiply
    190,442.22x = 262,809.81 × 104,401.05
  4. Step 4: Simplify right side
    190,442.22x = 27,437,620,114.30
  5. Step 5: Solve for x
    x = 27,437,620,114.30/190,442.22
  6. Step 6: Final answer
    x = 144,073.20

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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.