Finding the Third Proportional to 78,346.13 and 119,355.75
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Solution
The third proportional to 78,346.13 and 119,355.75 is: 181,831.52
Step by Step Solution
- Step 1: Write the proportion equation
78,346.13 : 119,355.75 = 119,355.75 : x - Step 2: Convert to fraction form
78,346.13/119,355.75 = 119,355.75/x - Step 3: Cross multiply
78,346.13x = 119,355.75 × 119,355.75 - Step 4: Simplify right side
78,346.13x = 14,245,795,058.06 - Step 5: Solve for x
x = 14,245,795,058.06/78,346.13 - Step 6: Final answer
x = 181,831.52
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Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.