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Finding the Fourth Proportional to 265,062.32, 365,786.87 and 144,203.58

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Solution

The fourth proportional to 265,062.32, 365,786.87 and 144,203.58 is: 199,001.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,062.32 : 365,786.87 = 144,203.58 : x
  2. Step 2: Convert to fraction form
    265,062.32/365,786.87 = 144,203.58/x
  3. Step 3: Cross multiply
    265,062.32x = 365,786.87 × 144,203.58
  4. Step 4: Simplify right side
    265,062.32x = 52,747,776,170.99
  5. Step 5: Solve for x
    x = 52,747,776,170.99/265,062.32
  6. Step 6: Final answer
    x = 199,001.41

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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.