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Finding the Fourth Proportional to 267,303.15, 401,062.73 and 117,571.95

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Solution

The fourth proportional to 267,303.15, 401,062.73 and 117,571.95 is: 176,405.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,303.15 : 401,062.73 = 117,571.95 : x
  2. Step 2: Convert to fraction form
    267,303.15/401,062.73 = 117,571.95/x
  3. Step 3: Cross multiply
    267,303.15x = 401,062.73 × 117,571.95
  4. Step 4: Simplify right side
    267,303.15x = 47,153,726,650.56
  5. Step 5: Solve for x
    x = 47,153,726,650.56/267,303.15
  6. Step 6: Final answer
    x = 176,405.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.