Home / 149,556.03-206,382.29-89,095.37

Finding the Fourth Proportional to 149,556.03, 206,382.29 and 89,095.37

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Solution

The fourth proportional to 149,556.03, 206,382.29 and 89,095.37 is: 122,948.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,556.03 : 206,382.29 = 89,095.37 : x
  2. Step 2: Convert to fraction form
    149,556.03/206,382.29 = 89,095.37/x
  3. Step 3: Cross multiply
    149,556.03x = 206,382.29 × 89,095.37
  4. Step 4: Simplify right side
    149,556.03x = 18,387,705,011.61
  5. Step 5: Solve for x
    x = 18,387,705,011.61/149,556.03
  6. Step 6: Final answer
    x = 122,948.60

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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.