Home / 91,450.67-126,206.82-51,162.03

Finding the Fourth Proportional to 91,450.67, 126,206.82 and 51,162.03

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Solution

The fourth proportional to 91,450.67, 126,206.82 and 51,162.03 is: 70,606.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,450.67 : 126,206.82 = 51,162.03 : x
  2. Step 2: Convert to fraction form
    91,450.67/126,206.82 = 51,162.03/x
  3. Step 3: Cross multiply
    91,450.67x = 126,206.82 × 51,162.03
  4. Step 4: Simplify right side
    91,450.67x = 6,456,996,829.63
  5. Step 5: Solve for x
    x = 6,456,996,829.63/91,450.67
  6. Step 6: Final answer
    x = 70,606.34

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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.