Home / 180,412.10-248,969.18-99,845.18

Finding the Fourth Proportional to 180,412.10, 248,969.18 and 99,845.18

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Solution

The fourth proportional to 180,412.10, 248,969.18 and 99,845.18 is: 137,786.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,412.10 : 248,969.18 = 99,845.18 : x
  2. Step 2: Convert to fraction form
    180,412.10/248,969.18 = 99,845.18/x
  3. Step 3: Cross multiply
    180,412.10x = 248,969.18 × 99,845.18
  4. Step 4: Simplify right side
    180,412.10x = 24,858,372,591.55
  5. Step 5: Solve for x
    x = 24,858,372,591.55/180,412.10
  6. Step 6: Final answer
    x = 137,786.62

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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.