Home / 146,136.61-201,611.13-84,872.37

Finding the Fourth Proportional to 146,136.61, 201,611.13 and 84,872.37

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Solution

The fourth proportional to 146,136.61, 201,611.13 and 84,872.37 is: 117,090.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,136.61 : 201,611.13 = 84,872.37 : x
  2. Step 2: Convert to fraction form
    146,136.61/201,611.13 = 84,872.37/x
  3. Step 3: Cross multiply
    146,136.61x = 201,611.13 × 84,872.37
  4. Step 4: Simplify right side
    146,136.61x = 17,111,214,421.48
  5. Step 5: Solve for x
    x = 17,111,214,421.48/146,136.61
  6. Step 6: Final answer
    x = 117,090.54

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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.