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Finding the Fourth Proportional to 201,743.40, 302,615.10 and 183,372.60

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Solution

The fourth proportional to 201,743.40, 302,615.10 and 183,372.60 is: 275,058.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,743.40 : 302,615.10 = 183,372.60 : x
  2. Step 2: Convert to fraction form
    201,743.40/302,615.10 = 183,372.60/x
  3. Step 3: Cross multiply
    201,743.40x = 302,615.10 × 183,372.60
  4. Step 4: Simplify right side
    201,743.40x = 55,491,317,686.26
  5. Step 5: Solve for x
    x = 55,491,317,686.26/201,743.40
  6. Step 6: Final answer
    x = 275,058.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.