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Finding the Fourth Proportional to 227,428.72, 340,866.36 and 160,888.03

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Solution

The fourth proportional to 227,428.72, 340,866.36 and 160,888.03 is: 241,136.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,428.72 : 340,866.36 = 160,888.03 : x
  2. Step 2: Convert to fraction form
    227,428.72/340,866.36 = 160,888.03/x
  3. Step 3: Cross multiply
    227,428.72x = 340,866.36 × 160,888.03
  4. Step 4: Simplify right side
    227,428.72x = 54,841,316,301.50
  5. Step 5: Solve for x
    x = 54,841,316,301.50/227,428.72
  6. Step 6: Final answer
    x = 241,136.29

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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.