Home / 104,928.48-143,986.68-95,424.48

Finding the Fourth Proportional to 104,928.48, 143,986.68 and 95,424.48

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Solution

The fourth proportional to 104,928.48, 143,986.68 and 95,424.48 is: 130,944.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,928.48 : 143,986.68 = 95,424.48 : x
  2. Step 2: Convert to fraction form
    104,928.48/143,986.68 = 95,424.48/x
  3. Step 3: Cross multiply
    104,928.48x = 143,986.68 × 95,424.48
  4. Step 4: Simplify right side
    104,928.48x = 13,739,854,065.93
  5. Step 5: Solve for x
    x = 13,739,854,065.93/104,928.48
  6. Step 6: Final answer
    x = 130,944.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.