Finding the Fourth Proportional to 84,270.24, 126,295.65 and 34,291.98
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Solution
The fourth proportional to 84,270.24, 126,295.65 and 34,291.98 is: 51,393.33
Step by Step Solution
- Step 1: Write the proportion equation
84,270.24 : 126,295.65 = 34,291.98 : x - Step 2: Convert to fraction form
84,270.24/126,295.65 = 34,291.98/x - Step 3: Cross multiply
84,270.24x = 126,295.65 × 34,291.98 - Step 4: Simplify right side
84,270.24x = 4,330,927,903.89 - Step 5: Solve for x
x = 4,330,927,903.89/84,270.24 - Step 6: Final answer
x = 51,393.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.