Home / 246,968.76-340,784.30-156,164.52

Finding the Fourth Proportional to 246,968.76, 340,784.30 and 156,164.52

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Solution

The fourth proportional to 246,968.76, 340,784.30 and 156,164.52 is: 215,486.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,968.76 : 340,784.30 = 156,164.52 : x
  2. Step 2: Convert to fraction form
    246,968.76/340,784.30 = 156,164.52/x
  3. Step 3: Cross multiply
    246,968.76x = 340,784.30 × 156,164.52
  4. Step 4: Simplify right side
    246,968.76x = 53,218,415,852.21
  5. Step 5: Solve for x
    x = 53,218,415,852.21/246,968.76
  6. Step 6: Final answer
    x = 215,486.43

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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.