Home / 146,395.11-202,023.57-79,327.11

Finding the Fourth Proportional to 146,395.11, 202,023.57 and 79,327.11

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Solution

The fourth proportional to 146,395.11, 202,023.57 and 79,327.11 is: 109,470.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,395.11 : 202,023.57 = 79,327.11 : x
  2. Step 2: Convert to fraction form
    146,395.11/202,023.57 = 79,327.11/x
  3. Step 3: Cross multiply
    146,395.11x = 202,023.57 × 79,327.11
  4. Step 4: Simplify right side
    146,395.11x = 16,025,945,959.98
  5. Step 5: Solve for x
    x = 16,025,945,959.98/146,395.11
  6. Step 6: Final answer
    x = 109,470.50

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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.