Home / 267,681.22-369,399.09-165,686.37

Finding the Fourth Proportional to 267,681.22, 369,399.09 and 165,686.37

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Solution

The fourth proportional to 267,681.22, 369,399.09 and 165,686.37 is: 228,646.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,681.22 : 369,399.09 = 165,686.37 : x
  2. Step 2: Convert to fraction form
    267,681.22/369,399.09 = 165,686.37/x
  3. Step 3: Cross multiply
    267,681.22x = 369,399.09 × 165,686.37
  4. Step 4: Simplify right side
    267,681.22x = 61,204,394,303.40
  5. Step 5: Solve for x
    x = 61,204,394,303.40/267,681.22
  6. Step 6: Final answer
    x = 228,646.58

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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.