Home / 233,426.40-349,736.40-108,511.20

Finding the Fourth Proportional to 233,426.40, 349,736.40 and 108,511.20

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Solution

The fourth proportional to 233,426.40, 349,736.40 and 108,511.20 is: 162,579.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,426.40 : 349,736.40 = 108,511.20 : x
  2. Step 2: Convert to fraction form
    233,426.40/349,736.40 = 108,511.20/x
  3. Step 3: Cross multiply
    233,426.40x = 349,736.40 × 108,511.20
  4. Step 4: Simplify right side
    233,426.40x = 37,950,316,447.68
  5. Step 5: Solve for x
    x = 37,950,316,447.68/233,426.40
  6. Step 6: Final answer
    x = 162,579.37

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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.