Home / 165,739.39-228,714.29-101,316.52

Finding the Fourth Proportional to 165,739.39, 228,714.29 and 101,316.52

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Solution

The fourth proportional to 165,739.39, 228,714.29 and 101,316.52 is: 139,813.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,739.39 : 228,714.29 = 101,316.52 : x
  2. Step 2: Convert to fraction form
    165,739.39/228,714.29 = 101,316.52/x
  3. Step 3: Cross multiply
    165,739.39x = 228,714.29 × 101,316.52
  4. Step 4: Simplify right side
    165,739.39x = 23,172,536,096.32
  5. Step 5: Solve for x
    x = 23,172,536,096.32/165,739.39
  6. Step 6: Final answer
    x = 139,813.09

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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.