Home / 145,853.44-218,561.46-112,523.56

Finding the Fourth Proportional to 145,853.44, 218,561.46 and 112,523.56

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Solution

The fourth proportional to 145,853.44, 218,561.46 and 112,523.56 is: 168,616.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,853.44 : 218,561.46 = 112,523.56 : x
  2. Step 2: Convert to fraction form
    145,853.44/218,561.46 = 112,523.56/x
  3. Step 3: Cross multiply
    145,853.44x = 218,561.46 × 112,523.56
  4. Step 4: Simplify right side
    145,853.44x = 24,593,313,558.00
  5. Step 5: Solve for x
    x = 24,593,313,558.00/145,853.44
  6. Step 6: Final answer
    x = 168,616.62

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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.