Home / 109,174.04-150,647.99-61,426.36

Finding the Fourth Proportional to 109,174.04, 150,647.99 and 61,426.36

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Solution

The fourth proportional to 109,174.04, 150,647.99 and 61,426.36 is: 84,761.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,174.04 : 150,647.99 = 61,426.36 : x
  2. Step 2: Convert to fraction form
    109,174.04/150,647.99 = 61,426.36/x
  3. Step 3: Cross multiply
    109,174.04x = 150,647.99 × 61,426.36
  4. Step 4: Simplify right side
    109,174.04x = 9,253,757,548.19
  5. Step 5: Solve for x
    x = 9,253,757,548.19/109,174.04
  6. Step 6: Final answer
    x = 84,761.52

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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.