Finding the Fourth Proportional to 224,402.91, 336,603.45 and 91,282.05
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Solution
The fourth proportional to 224,402.91, 336,603.45 and 91,282.05 is: 136,922.70
Step by Step Solution
- Step 1: Write the proportion equation
224,402.91 : 336,603.45 = 91,282.05 : x - Step 2: Convert to fraction form
224,402.91/336,603.45 = 91,282.05/x - Step 3: Cross multiply
224,402.91x = 336,603.45 × 91,282.05 - Step 4: Simplify right side
224,402.91x = 30,725,852,953.07 - Step 5: Solve for x
x = 30,725,852,953.07/224,402.91 - Step 6: Final answer
x = 136,922.70
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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.