Home / 313,241.35-432,273.06-170,001.39

Finding the Fourth Proportional to 313,241.35, 432,273.06 and 170,001.39

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Solution

The fourth proportional to 313,241.35, 432,273.06 and 170,001.39 is: 234,601.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,241.35 : 432,273.06 = 170,001.39 : x
  2. Step 2: Convert to fraction form
    313,241.35/432,273.06 = 170,001.39/x
  3. Step 3: Cross multiply
    313,241.35x = 432,273.06 × 170,001.39
  4. Step 4: Simplify right side
    313,241.35x = 73,487,021,059.55
  5. Step 5: Solve for x
    x = 73,487,021,059.55/313,241.35
  6. Step 6: Final answer
    x = 234,601.92

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1.5x scale

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.