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Finding the Fourth Proportional to 262,100.16, 361,024.56 and 185,487.12

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Solution

The fourth proportional to 262,100.16, 361,024.56 and 185,487.12 is: 255,495.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,100.16 : 361,024.56 = 185,487.12 : x
  2. Step 2: Convert to fraction form
    262,100.16/361,024.56 = 185,487.12/x
  3. Step 3: Cross multiply
    262,100.16x = 361,024.56 × 185,487.12
  4. Step 4: Simplify right side
    262,100.16x = 66,965,405,883.67
  5. Step 5: Solve for x
    x = 66,965,405,883.67/262,100.16
  6. Step 6: Final answer
    x = 255,495.48

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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.