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Finding the Fourth Proportional to 248,056, 372,084.02 and 72,952

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Solution

The fourth proportional to 248,056, 372,084.02 and 72,952 is: 109,428.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,056 : 372,084.02 = 72,952 : x
  2. Step 2: Convert to fraction form
    248,056/372,084.02 = 72,952/x
  3. Step 3: Cross multiply
    248,056x = 372,084.02 × 72,952
  4. Step 4: Simplify right side
    248,056x = 27,144,273,427.04
  5. Step 5: Solve for x
    x = 27,144,273,427.04/248,056
  6. Step 6: Final answer
    x = 109,428.01

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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.