Home / 215,308.43-296,817.63-151,448.03

Finding the Fourth Proportional to 215,308.43, 296,817.63 and 151,448.03

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Solution

The fourth proportional to 215,308.43, 296,817.63 and 151,448.03 is: 208,781.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,308.43 : 296,817.63 = 151,448.03 : x
  2. Step 2: Convert to fraction form
    215,308.43/296,817.63 = 151,448.03/x
  3. Step 3: Cross multiply
    215,308.43x = 296,817.63 × 151,448.03
  4. Step 4: Simplify right side
    215,308.43x = 44,952,443,848.68
  5. Step 5: Solve for x
    x = 44,952,443,848.68/215,308.43
  6. Step 6: Final answer
    x = 208,781.63

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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.