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Finding the Fourth Proportional to 114,499.98, 171,602.13 and 51,273.90

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Solution

The fourth proportional to 114,499.98, 171,602.13 and 51,273.90 is: 76,844.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,499.98 : 171,602.13 = 51,273.90 : x
  2. Step 2: Convert to fraction form
    114,499.98/171,602.13 = 51,273.90/x
  3. Step 3: Cross multiply
    114,499.98x = 171,602.13 × 51,273.90
  4. Step 4: Simplify right side
    114,499.98x = 8,798,710,453.41
  5. Step 5: Solve for x
    x = 8,798,710,453.41/114,499.98
  6. Step 6: Final answer
    x = 76,844.65

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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.