Home / 144,305.30-199,012.37-90,595.32

Finding the Fourth Proportional to 144,305.30, 199,012.37 and 90,595.32

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Solution

The fourth proportional to 144,305.30, 199,012.37 and 90,595.32 is: 124,940.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,305.30 : 199,012.37 = 90,595.32 : x
  2. Step 2: Convert to fraction form
    144,305.30/199,012.37 = 90,595.32/x
  3. Step 3: Cross multiply
    144,305.30x = 199,012.37 × 90,595.32
  4. Step 4: Simplify right side
    144,305.30x = 18,029,589,344.11
  5. Step 5: Solve for x
    x = 18,029,589,344.11/144,305.30
  6. Step 6: Final answer
    x = 124,940.59

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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.