Home / 80,986.48-111,736.53-46,983.16

Finding the Fourth Proportional to 80,986.48, 111,736.53 and 46,983.16

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Solution

The fourth proportional to 80,986.48, 111,736.53 and 46,983.16 is: 64,822.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,986.48 : 111,736.53 = 46,983.16 : x
  2. Step 2: Convert to fraction form
    80,986.48/111,736.53 = 46,983.16/x
  3. Step 3: Cross multiply
    80,986.48x = 111,736.53 × 46,983.16
  4. Step 4: Simplify right side
    80,986.48x = 5,249,735,266.83
  5. Step 5: Solve for x
    x = 5,249,735,266.83/80,986.48
  6. Step 6: Final answer
    x = 64,822.37

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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.