Home / 111,455.96-167,179.62-28,352.12

Finding the Fourth Proportional to 111,455.96, 167,179.62 and 28,352.12

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Solution

The fourth proportional to 111,455.96, 167,179.62 and 28,352.12 is: 42,527.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,455.96 : 167,179.62 = 28,352.12 : x
  2. Step 2: Convert to fraction form
    111,455.96/167,179.62 = 28,352.12/x
  3. Step 3: Cross multiply
    111,455.96x = 167,179.62 × 28,352.12
  4. Step 4: Simplify right side
    111,455.96x = 4,739,896,647.79
  5. Step 5: Solve for x
    x = 4,739,896,647.79/111,455.96
  6. Step 6: Final answer
    x = 42,527.08

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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.