Home / 177,846.27-245,435.72-102,419.07

Finding the Fourth Proportional to 177,846.27, 245,435.72 and 102,419.07

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Solution

The fourth proportional to 177,846.27, 245,435.72 and 102,419.07 is: 141,342.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,846.27 : 245,435.72 = 102,419.07 : x
  2. Step 2: Convert to fraction form
    177,846.27/245,435.72 = 102,419.07/x
  3. Step 3: Cross multiply
    177,846.27x = 245,435.72 × 102,419.07
  4. Step 4: Simplify right side
    177,846.27x = 25,137,297,675.09
  5. Step 5: Solve for x
    x = 25,137,297,675.09/177,846.27
  6. Step 6: Final answer
    x = 141,342.84

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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.