Finding the Fourth Proportional to 136,794.87, 205,264.53 and 97,070.56
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Solution
The fourth proportional to 136,794.87, 205,264.53 and 97,070.56 is: 145,657.09
Step by Step Solution
- Step 1: Write the proportion equation
136,794.87 : 205,264.53 = 97,070.56 : x - Step 2: Convert to fraction form
136,794.87/205,264.53 = 97,070.56/x - Step 3: Cross multiply
136,794.87x = 205,264.53 × 97,070.56 - Step 4: Simplify right side
136,794.87x = 19,925,142,362.08 - Step 5: Solve for x
x = 19,925,142,362.08/136,794.87 - Step 6: Final answer
x = 145,657.09
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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.