Home / 180,142.43-248,609.47-99,568.25

Finding the Fourth Proportional to 180,142.43, 248,609.47 and 99,568.25

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Solution

The fourth proportional to 180,142.43, 248,609.47 and 99,568.25 is: 137,411.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,142.43 : 248,609.47 = 99,568.25 : x
  2. Step 2: Convert to fraction form
    180,142.43/248,609.47 = 99,568.25/x
  3. Step 3: Cross multiply
    180,142.43x = 248,609.47 × 99,568.25
  4. Step 4: Simplify right side
    180,142.43x = 24,753,608,369.36
  5. Step 5: Solve for x
    x = 24,753,608,369.36/180,142.43
  6. Step 6: Final answer
    x = 137,411.31

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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.