Home / 177,977.64-245,585.40-102,511.56

Finding the Fourth Proportional to 177,977.64, 245,585.40 and 102,511.56

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Solution

The fourth proportional to 177,977.64, 245,585.40 and 102,511.56 is: 141,452.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,977.64 : 245,585.40 = 102,511.56 : x
  2. Step 2: Convert to fraction form
    177,977.64/245,585.40 = 102,511.56/x
  3. Step 3: Cross multiply
    177,977.64x = 245,585.40 × 102,511.56
  4. Step 4: Simplify right side
    177,977.64x = 25,175,342,467.22
  5. Step 5: Solve for x
    x = 25,175,342,467.22/177,977.64
  6. Step 6: Final answer
    x = 141,452.28

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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.