Finding the Fourth Proportional to 196,368.68, 270,972.14 and 110,320.91
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Solution
The fourth proportional to 196,368.68, 270,972.14 and 110,320.91 is: 152,233.51
Step by Step Solution
- Step 1: Write the proportion equation
196,368.68 : 270,972.14 = 110,320.91 : x - Step 2: Convert to fraction form
196,368.68/270,972.14 = 110,320.91/x - Step 3: Cross multiply
196,368.68x = 270,972.14 × 110,320.91 - Step 4: Simplify right side
196,368.68x = 29,893,892,941.24 - Step 5: Solve for x
x = 29,893,892,941.24/196,368.68 - Step 6: Final answer
x = 152,233.51
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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.