Home / 190,403.29-262,754.90-104,367.05

Finding the Fourth Proportional to 190,403.29, 262,754.90 and 104,367.05

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Solution

The fourth proportional to 190,403.29, 262,754.90 and 104,367.05 is: 144,025.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,403.29 : 262,754.90 = 104,367.05 : x
  2. Step 2: Convert to fraction form
    190,403.29/262,754.90 = 104,367.05/x
  3. Step 3: Cross multiply
    190,403.29x = 262,754.90 × 104,367.05
  4. Step 4: Simplify right side
    190,403.29x = 27,422,952,472.27
  5. Step 5: Solve for x
    x = 27,422,952,472.27/190,403.29
  6. Step 6: Final answer
    x = 144,025.63

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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.