Home / 84,247.30-116,271.21-48,438.82

Finding the Fourth Proportional to 84,247.30, 116,271.21 and 48,438.82

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Solution

The fourth proportional to 84,247.30, 116,271.21 and 48,438.82 is: 66,851.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,247.30 : 116,271.21 = 48,438.82 : x
  2. Step 2: Convert to fraction form
    84,247.30/116,271.21 = 48,438.82/x
  3. Step 3: Cross multiply
    84,247.30x = 116,271.21 × 48,438.82
  4. Step 4: Simplify right side
    84,247.30x = 5,632,040,212.37
  5. Step 5: Solve for x
    x = 5,632,040,212.37/84,247.30
  6. Step 6: Final answer
    x = 66,851.28

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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.