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Finding the Fourth Proportional to 183,041.76, 274,063.28 and 138,533.88

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Solution

The fourth proportional to 183,041.76, 274,063.28 and 138,533.88 is: 207,422.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,041.76 : 274,063.28 = 138,533.88 : x
  2. Step 2: Convert to fraction form
    183,041.76/274,063.28 = 138,533.88/x
  3. Step 3: Cross multiply
    183,041.76x = 274,063.28 × 138,533.88
  4. Step 4: Simplify right side
    183,041.76x = 37,967,049,543.93
  5. Step 5: Solve for x
    x = 37,967,049,543.93/183,041.76
  6. Step 6: Final answer
    x = 207,422.88

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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.