Home / 222,905.58-307,729.02-171,806.32

Finding the Fourth Proportional to 222,905.58, 307,729.02 and 171,806.32

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Solution

The fourth proportional to 222,905.58, 307,729.02 and 171,806.32 is: 237,184.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,905.58 : 307,729.02 = 171,806.32 : x
  2. Step 2: Convert to fraction form
    222,905.58/307,729.02 = 171,806.32/x
  3. Step 3: Cross multiply
    222,905.58x = 307,729.02 × 171,806.32
  4. Step 4: Simplify right side
    222,905.58x = 52,869,790,483.41
  5. Step 5: Solve for x
    x = 52,869,790,483.41/222,905.58
  6. Step 6: Final answer
    x = 237,184.69

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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.