Home / 80,648.48-111,289.80-44,837.84

Finding the Fourth Proportional to 80,648.48, 111,289.80 and 44,837.84

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Solution

The fourth proportional to 80,648.48, 111,289.80 and 44,837.84 is: 61,873.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,648.48 : 111,289.80 = 44,837.84 : x
  2. Step 2: Convert to fraction form
    80,648.48/111,289.80 = 44,837.84/x
  3. Step 3: Cross multiply
    80,648.48x = 111,289.80 × 44,837.84
  4. Step 4: Simplify right side
    80,648.48x = 4,989,994,246.03
  5. Step 5: Solve for x
    x = 4,989,994,246.03/80,648.48
  6. Step 6: Final answer
    x = 61,873.38

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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.