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Finding the Fourth Proportional to 301,846.86, 452,835.63 and 91,500.66

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Solution

The fourth proportional to 301,846.86, 452,835.63 and 91,500.66 is: 137,270.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,846.86 : 452,835.63 = 91,500.66 : x
  2. Step 2: Convert to fraction form
    301,846.86/452,835.63 = 91,500.66/x
  3. Step 3: Cross multiply
    301,846.86x = 452,835.63 × 91,500.66
  4. Step 4: Simplify right side
    301,846.86x = 41,434,759,016.52
  5. Step 5: Solve for x
    x = 41,434,759,016.52/301,846.86
  6. Step 6: Final answer
    x = 137,270.80

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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.