Home / 220,268.88-304,117.29-169,190.28

Finding the Fourth Proportional to 220,268.88, 304,117.29 and 169,190.28

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Solution

The fourth proportional to 220,268.88, 304,117.29 and 169,190.28 is: 233,594.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,268.88 : 304,117.29 = 169,190.28 : x
  2. Step 2: Convert to fraction form
    220,268.88/304,117.29 = 169,190.28/x
  3. Step 3: Cross multiply
    220,268.88x = 304,117.29 × 169,190.28
  4. Step 4: Simplify right side
    220,268.88x = 51,453,689,447.94
  5. Step 5: Solve for x
    x = 51,453,689,447.94/220,268.88
  6. Step 6: Final answer
    x = 233,594.91

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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.