Home / 334,091.36-501,137-154,123.56

Finding the Fourth Proportional to 334,091.36, 501,137 and 154,123.56

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Solution

The fourth proportional to 334,091.36, 501,137 and 154,123.56 is: 231,185.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,091.36 : 501,137 = 154,123.56 : x
  2. Step 2: Convert to fraction form
    334,091.36/501,137 = 154,123.56/x
  3. Step 3: Cross multiply
    334,091.36x = 501,137 × 154,123.56
  4. Step 4: Simplify right side
    334,091.36x = 77,237,018,487.72
  5. Step 5: Solve for x
    x = 77,237,018,487.72/334,091.36
  6. Step 6: Final answer
    x = 231,185.32

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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.