Home / 105,499.36-158,249.09-46,335.54

Finding the Fourth Proportional to 105,499.36, 158,249.09 and 46,335.54

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Solution

The fourth proportional to 105,499.36, 158,249.09 and 46,335.54 is: 69,503.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,499.36 : 158,249.09 = 46,335.54 : x
  2. Step 2: Convert to fraction form
    105,499.36/158,249.09 = 46,335.54/x
  3. Step 3: Cross multiply
    105,499.36x = 158,249.09 × 46,335.54
  4. Step 4: Simplify right side
    105,499.36x = 7,332,557,748.93
  5. Step 5: Solve for x
    x = 7,332,557,748.93/105,499.36
  6. Step 6: Final answer
    x = 69,503.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.