Home / 149,222.96-223,693.73-74,272.25

Finding the Fourth Proportional to 149,222.96, 223,693.73 and 74,272.25

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Solution

The fourth proportional to 149,222.96, 223,693.73 and 74,272.25 is: 111,338.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,222.96 : 223,693.73 = 74,272.25 : x
  2. Step 2: Convert to fraction form
    149,222.96/223,693.73 = 74,272.25/x
  3. Step 3: Cross multiply
    149,222.96x = 223,693.73 × 74,272.25
  4. Step 4: Simplify right side
    149,222.96x = 16,614,235,426.68
  5. Step 5: Solve for x
    x = 16,614,235,426.68/149,222.96
  6. Step 6: Final answer
    x = 111,338.34

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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.