Home / 80,825.66-111,539.53-46,840.67

Finding the Fourth Proportional to 80,825.66, 111,539.53 and 46,840.67

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Solution

The fourth proportional to 80,825.66, 111,539.53 and 46,840.67 is: 64,640.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,825.66 : 111,539.53 = 46,840.67 : x
  2. Step 2: Convert to fraction form
    80,825.66/111,539.53 = 46,840.67/x
  3. Step 3: Cross multiply
    80,825.66x = 111,539.53 × 46,840.67
  4. Step 4: Simplify right side
    80,825.66x = 5,224,585,641.89
  5. Step 5: Solve for x
    x = 5,224,585,641.89/80,825.66
  6. Step 6: Final answer
    x = 64,640.19

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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.