Home / 111,119.36-166,679.04-48,790.40

Finding the Fourth Proportional to 111,119.36, 166,679.04 and 48,790.40

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Solution

The fourth proportional to 111,119.36, 166,679.04 and 48,790.40 is: 73,185.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,119.36 : 166,679.04 = 48,790.40 : x
  2. Step 2: Convert to fraction form
    111,119.36/166,679.04 = 48,790.40/x
  3. Step 3: Cross multiply
    111,119.36x = 166,679.04 × 48,790.40
  4. Step 4: Simplify right side
    111,119.36x = 8,132,337,033.22
  5. Step 5: Solve for x
    x = 8,132,337,033.22/111,119.36
  6. Step 6: Final answer
    x = 73,185.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.