Home / 331,997.13-458,157.47-181,097.37

Finding the Fourth Proportional to 331,997.13, 458,157.47 and 181,097.37

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Solution

The fourth proportional to 331,997.13, 458,157.47 and 181,097.37 is: 249,915.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,997.13 : 458,157.47 = 181,097.37 : x
  2. Step 2: Convert to fraction form
    331,997.13/458,157.47 = 181,097.37/x
  3. Step 3: Cross multiply
    331,997.13x = 458,157.47 × 181,097.37
  4. Step 4: Simplify right side
    331,997.13x = 82,971,111,957.37
  5. Step 5: Solve for x
    x = 82,971,111,957.37/331,997.13
  6. Step 6: Final answer
    x = 249,915.15

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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.