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Finding the Fourth Proportional to 45,437.94, 68,167.94 and 14,273.19

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Solution

The fourth proportional to 45,437.94, 68,167.94 and 14,273.19 is: 21,413.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,437.94 : 68,167.94 = 14,273.19 : x
  2. Step 2: Convert to fraction form
    45,437.94/68,167.94 = 14,273.19/x
  3. Step 3: Cross multiply
    45,437.94x = 68,167.94 × 14,273.19
  4. Step 4: Simplify right side
    45,437.94x = 972,973,959.53
  5. Step 5: Solve for x
    x = 972,973,959.53/45,437.94
  6. Step 6: Final answer
    x = 21,413.25

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1.5x scale

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.