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Finding the Fourth Proportional to 265,749.33, 366,729.14 and 144,891.66

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Solution

The fourth proportional to 265,749.33, 366,729.14 and 144,891.66 is: 199,947.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,749.33 : 366,729.14 = 144,891.66 : x
  2. Step 2: Convert to fraction form
    265,749.33/366,729.14 = 144,891.66/x
  3. Step 3: Cross multiply
    265,749.33x = 366,729.14 × 144,891.66
  4. Step 4: Simplify right side
    265,749.33x = 53,135,993,140.51
  5. Step 5: Solve for x
    x = 53,135,993,140.51/265,749.33
  6. Step 6: Final answer
    x = 199,947.80

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1.5x scale

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.