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Finding the Fourth Proportional to 188,124.93, 259,598.93 and 107,555.85

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Solution

The fourth proportional to 188,124.93, 259,598.93 and 107,555.85 is: 148,419.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,124.93 : 259,598.93 = 107,555.85 : x
  2. Step 2: Convert to fraction form
    188,124.93/259,598.93 = 107,555.85/x
  3. Step 3: Cross multiply
    188,124.93x = 259,598.93 × 107,555.85
  4. Step 4: Simplify right side
    188,124.93x = 27,921,383,037.46
  5. Step 5: Solve for x
    x = 27,921,383,037.46/188,124.93
  6. Step 6: Final answer
    x = 148,419.37

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1.5x scale

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.