Home / 80,784.33-111,482.34-44,982.81

Finding the Fourth Proportional to 80,784.33, 111,482.34 and 44,982.81

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Solution

The fourth proportional to 80,784.33, 111,482.34 and 44,982.81 is: 62,076.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,784.33 : 111,482.34 = 44,982.81 : x
  2. Step 2: Convert to fraction form
    80,784.33/111,482.34 = 44,982.81/x
  3. Step 3: Cross multiply
    80,784.33x = 111,482.34 × 44,982.81
  4. Step 4: Simplify right side
    80,784.33x = 5,014,788,918.58
  5. Step 5: Solve for x
    x = 5,014,788,918.58/80,784.33
  6. Step 6: Final answer
    x = 62,076.26

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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.