Home / 219,742.53-303,243.02-124,252.62

Finding the Fourth Proportional to 219,742.53, 303,243.02 and 124,252.62

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Solution

The fourth proportional to 219,742.53, 303,243.02 and 124,252.62 is: 171,467.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,742.53 : 303,243.02 = 124,252.62 : x
  2. Step 2: Convert to fraction form
    219,742.53/303,243.02 = 124,252.62/x
  3. Step 3: Cross multiply
    219,742.53x = 303,243.02 × 124,252.62
  4. Step 4: Simplify right side
    219,742.53x = 37,678,739,110.45
  5. Step 5: Solve for x
    x = 37,678,739,110.45/219,742.53
  6. Step 6: Final answer
    x = 171,467.67

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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.