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Finding the Fourth Proportional to 265,961.08, 367,018.32 and 145,104.76

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Solution

The fourth proportional to 265,961.08, 367,018.32 and 145,104.76 is: 200,240.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,961.08 : 367,018.32 = 145,104.76 : x
  2. Step 2: Convert to fraction form
    265,961.08/367,018.32 = 145,104.76/x
  3. Step 3: Cross multiply
    265,961.08x = 367,018.32 × 145,104.76
  4. Step 4: Simplify right side
    265,961.08x = 53,256,105,239.20
  5. Step 5: Solve for x
    x = 53,256,105,239.20/265,961.08
  6. Step 6: Final answer
    x = 200,240.22

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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.