Home / 242,511.22-334,665.84-140,556.52

Finding the Fourth Proportional to 242,511.22, 334,665.84 and 140,556.52

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Solution

The fourth proportional to 242,511.22, 334,665.84 and 140,556.52 is: 193,968.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,511.22 : 334,665.84 = 140,556.52 : x
  2. Step 2: Convert to fraction form
    242,511.22/334,665.84 = 140,556.52/x
  3. Step 3: Cross multiply
    242,511.22x = 334,665.84 × 140,556.52
  4. Step 4: Simplify right side
    242,511.22x = 47,039,465,833.28
  5. Step 5: Solve for x
    x = 47,039,465,833.28/242,511.22
  6. Step 6: Final answer
    x = 193,968.20

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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.