Home / 149,579.93-206,496.48-115,511.93

Finding the Fourth Proportional to 149,579.93, 206,496.48 and 115,511.93

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Solution

The fourth proportional to 149,579.93, 206,496.48 and 115,511.93 is: 159,465.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,579.93 : 206,496.48 = 115,511.93 : x
  2. Step 2: Convert to fraction form
    149,579.93/206,496.48 = 115,511.93/x
  3. Step 3: Cross multiply
    149,579.93x = 206,496.48 × 115,511.93
  4. Step 4: Simplify right side
    149,579.93x = 23,852,806,943.01
  5. Step 5: Solve for x
    x = 23,852,806,943.01/149,579.93
  6. Step 6: Final answer
    x = 159,465.29

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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.