Home / 204,405.14-282,141.10-118,385.26

Finding the Fourth Proportional to 204,405.14, 282,141.10 and 118,385.26

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Solution

The fourth proportional to 204,405.14, 282,141.10 and 118,385.26 is: 163,407.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,405.14 : 282,141.10 = 118,385.26 : x
  2. Step 2: Convert to fraction form
    204,405.14/282,141.10 = 118,385.26/x
  3. Step 3: Cross multiply
    204,405.14x = 282,141.10 × 118,385.26
  4. Step 4: Simplify right side
    204,405.14x = 33,401,348,441.41
  5. Step 5: Solve for x
    x = 33,401,348,441.41/204,405.14
  6. Step 6: Final answer
    x = 163,407.58

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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.