Finding the Fourth Proportional to 202,195.19, 279,019.62 and 110,309.00
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Solution
The fourth proportional to 202,195.19, 279,019.62 and 110,309.00 is: 152,221.11
Step by Step Solution
- Step 1: Write the proportion equation
202,195.19 : 279,019.62 = 110,309.00 : x - Step 2: Convert to fraction form
202,195.19/279,019.62 = 110,309.00/x - Step 3: Cross multiply
202,195.19x = 279,019.62 × 110,309.00 - Step 4: Simplify right side
202,195.19x = 30,778,376,373.79 - Step 5: Solve for x
x = 30,778,376,373.79/202,195.19 - Step 6: Final answer
x = 152,221.11
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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.