Home / 84,247.80-116,271.90-48,439.32

Finding the Fourth Proportional to 84,247.80, 116,271.90 and 48,439.32

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Solution

The fourth proportional to 84,247.80, 116,271.90 and 48,439.32 is: 66,851.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,247.80 : 116,271.90 = 48,439.32 : x
  2. Step 2: Convert to fraction form
    84,247.80/116,271.90 = 48,439.32/x
  3. Step 3: Cross multiply
    84,247.80x = 116,271.90 × 48,439.32
  4. Step 4: Simplify right side
    84,247.80x = 5,632,131,771.11
  5. Step 5: Solve for x
    x = 5,632,131,771.11/84,247.80
  6. Step 6: Final answer
    x = 66,851.97

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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.