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Finding the Fourth Proportional to 183,924.44, 253,754.52 and 103,340.72

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Solution

The fourth proportional to 183,924.44, 253,754.52 and 103,340.72 is: 142,575.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,924.44 : 253,754.52 = 103,340.72 : x
  2. Step 2: Convert to fraction form
    183,924.44/253,754.52 = 103,340.72/x
  3. Step 3: Cross multiply
    183,924.44x = 253,754.52 × 103,340.72
  4. Step 4: Simplify right side
    183,924.44x = 26,223,174,800.05
  5. Step 5: Solve for x
    x = 26,223,174,800.05/183,924.44
  6. Step 6: Final answer
    x = 142,575.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.