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Finding the Fourth Proportional to 265,610.80, 366,532.20 and 144,749.49

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Solution

The fourth proportional to 265,610.80, 366,532.20 and 144,749.49 is: 199,748.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,610.80 : 366,532.20 = 144,749.49 : x
  2. Step 2: Convert to fraction form
    265,610.80/366,532.20 = 144,749.49/x
  3. Step 3: Cross multiply
    265,610.80x = 366,532.20 × 144,749.49
  4. Step 4: Simplify right side
    265,610.80x = 53,055,349,018.58
  5. Step 5: Solve for x
    x = 53,055,349,018.58/265,610.80
  6. Step 6: Final answer
    x = 199,748.46

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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.