Home / 150,971.45-208,387.01-97,256.30

Finding the Fourth Proportional to 150,971.45, 208,387.01 and 97,256.30

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Solution

The fourth proportional to 150,971.45, 208,387.01 and 97,256.30 is: 134,243.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,971.45 : 208,387.01 = 97,256.30 : x
  2. Step 2: Convert to fraction form
    150,971.45/208,387.01 = 97,256.30/x
  3. Step 3: Cross multiply
    150,971.45x = 208,387.01 × 97,256.30
  4. Step 4: Simplify right side
    150,971.45x = 20,266,948,761.87
  5. Step 5: Solve for x
    x = 20,266,948,761.87/150,971.45
  6. Step 6: Final answer
    x = 134,243.59

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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.