Home / 180,416.05-248,968-99,846.97

Finding the Fourth Proportional to 180,416.05, 248,968 and 99,846.97

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Solution

The fourth proportional to 180,416.05, 248,968 and 99,846.97 is: 137,785.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,416.05 : 248,968 = 99,846.97 : x
  2. Step 2: Convert to fraction form
    180,416.05/248,968 = 99,846.97/x
  3. Step 3: Cross multiply
    180,416.05x = 248,968 × 99,846.97
  4. Step 4: Simplify right side
    180,416.05x = 24,858,700,426.96
  5. Step 5: Solve for x
    x = 24,858,700,426.96/180,416.05
  6. Step 6: Final answer
    x = 137,785.42

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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.