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Finding the Fourth Proportional to 183,675.52, 275,513.28 and 72,867.52

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Solution

The fourth proportional to 183,675.52, 275,513.28 and 72,867.52 is: 109,301.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,675.52 : 275,513.28 = 72,867.52 : x
  2. Step 2: Convert to fraction form
    183,675.52/275,513.28 = 72,867.52/x
  3. Step 3: Cross multiply
    183,675.52x = 275,513.28 × 72,867.52
  4. Step 4: Simplify right side
    183,675.52x = 20,075,969,440.67
  5. Step 5: Solve for x
    x = 20,075,969,440.67/183,675.52
  6. Step 6: Final answer
    x = 109,301.28

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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.