Home / 84,683.44-116,872.78-48,883.06

Finding the Fourth Proportional to 84,683.44, 116,872.78 and 48,883.06

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Solution

The fourth proportional to 84,683.44, 116,872.78 and 48,883.06 is: 67,464.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,683.44 : 116,872.78 = 48,883.06 : x
  2. Step 2: Convert to fraction form
    84,683.44/116,872.78 = 48,883.06/x
  3. Step 3: Cross multiply
    84,683.44x = 116,872.78 × 48,883.06
  4. Step 4: Simplify right side
    84,683.44x = 5,713,099,117.11
  5. Step 5: Solve for x
    x = 5,713,099,117.11/84,683.44
  6. Step 6: Final answer
    x = 67,464.18

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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.