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Finding the Fourth Proportional to 265,035.43, 365,745.13 and 144,177.63

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Solution

The fourth proportional to 265,035.43, 365,745.13 and 144,177.63 is: 198,963.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,035.43 : 365,745.13 = 144,177.63 : x
  2. Step 2: Convert to fraction form
    265,035.43/365,745.13 = 144,177.63/x
  3. Step 3: Cross multiply
    265,035.43x = 365,745.13 × 144,177.63
  4. Step 4: Simplify right side
    265,035.43x = 52,732,266,027.44
  5. Step 5: Solve for x
    x = 52,732,266,027.44/265,035.43
  6. Step 6: Final answer
    x = 198,963.08

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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.