Home / 285,466.52-393,985.74-164,584.14

Finding the Fourth Proportional to 285,466.52, 393,985.74 and 164,584.14

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Solution

The fourth proportional to 285,466.52, 393,985.74 and 164,584.14 is: 227,150.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,466.52 : 393,985.74 = 164,584.14 : x
  2. Step 2: Convert to fraction form
    285,466.52/393,985.74 = 164,584.14/x
  3. Step 3: Cross multiply
    285,466.52x = 393,985.74 × 164,584.14
  4. Step 4: Simplify right side
    285,466.52x = 64,843,804,190.16
  5. Step 5: Solve for x
    x = 64,843,804,190.16/285,466.52
  6. Step 6: Final answer
    x = 227,150.29

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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.