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Finding the Fourth Proportional to 265,143.06, 365,905.13 and 144,292.14

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Solution

The fourth proportional to 265,143.06, 365,905.13 and 144,292.14 is: 199,127.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,143.06 : 365,905.13 = 144,292.14 : x
  2. Step 2: Convert to fraction form
    265,143.06/365,905.13 = 144,292.14/x
  3. Step 3: Cross multiply
    265,143.06x = 365,905.13 × 144,292.14
  4. Step 4: Simplify right side
    265,143.06x = 52,797,233,523.22
  5. Step 5: Solve for x
    x = 52,797,233,523.22/265,143.06
  6. Step 6: Final answer
    x = 199,127.34

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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.