Home / 201,136.31-301,829.05-116,936.10

Finding the Fourth Proportional to 201,136.31, 301,829.05 and 116,936.10

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Solution

The fourth proportional to 201,136.31, 301,829.05 and 116,936.10 is: 175,476.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,136.31 : 301,829.05 = 116,936.10 : x
  2. Step 2: Convert to fraction form
    201,136.31/301,829.05 = 116,936.10/x
  3. Step 3: Cross multiply
    201,136.31x = 301,829.05 × 116,936.10
  4. Step 4: Simplify right side
    201,136.31x = 35,294,710,330.25
  5. Step 5: Solve for x
    x = 35,294,710,330.25/201,136.31
  6. Step 6: Final answer
    x = 175,476.57

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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.