Finding the Fourth Proportional to 147,320.22, 203,324.95 and 86,897.46
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Solution
The fourth proportional to 147,320.22, 203,324.95 and 86,897.46 is: 119,932.09
Step by Step Solution
- Step 1: Write the proportion equation
147,320.22 : 203,324.95 = 86,897.46 : x - Step 2: Convert to fraction form
147,320.22/203,324.95 = 86,897.46/x - Step 3: Cross multiply
147,320.22x = 203,324.95 × 86,897.46 - Step 4: Simplify right side
147,320.22x = 17,668,421,709.63 - Step 5: Solve for x
x = 17,668,421,709.63/147,320.22 - Step 6: Final answer
x = 119,932.09
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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.