Home / 180,212.67-248,683.44-99,635.49

Finding the Fourth Proportional to 180,212.67, 248,683.44 and 99,635.49

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Solution

The fourth proportional to 180,212.67, 248,683.44 and 99,635.49 is: 137,491.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,212.67 : 248,683.44 = 99,635.49 : x
  2. Step 2: Convert to fraction form
    180,212.67/248,683.44 = 99,635.49/x
  3. Step 3: Cross multiply
    180,212.67x = 248,683.44 × 99,635.49
  4. Step 4: Simplify right side
    180,212.67x = 24,777,696,399.29
  5. Step 5: Solve for x
    x = 24,777,696,399.29/180,212.67
  6. Step 6: Final answer
    x = 137,491.42

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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.