Finding the Fourth Proportional to 272,511.29, 408,618.68 and 94,970.63
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Solution
The fourth proportional to 272,511.29, 408,618.68 and 94,970.63 is: 142,404.28
Step by Step Solution
- Step 1: Write the proportion equation
272,511.29 : 408,618.68 = 94,970.63 : x - Step 2: Convert to fraction form
272,511.29/408,618.68 = 94,970.63/x - Step 3: Cross multiply
272,511.29x = 408,618.68 × 94,970.63 - Step 4: Simplify right side
272,511.29x = 38,806,772,994.52 - Step 5: Solve for x
x = 38,806,772,994.52/272,511.29 - Step 6: Final answer
x = 142,404.28
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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.