Finding the Fourth Proportional to 266,875.40, 368,251.70 and 159,422.63
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Solution
The fourth proportional to 266,875.40, 368,251.70 and 159,422.63 is: 219,981.50
Step by Step Solution
- Step 1: Write the proportion equation
266,875.40 : 368,251.70 = 159,422.63 : x - Step 2: Convert to fraction form
266,875.40/368,251.70 = 159,422.63/x - Step 3: Cross multiply
266,875.40x = 368,251.70 × 159,422.63 - Step 4: Simplify right side
266,875.40x = 58,707,651,877.60 - Step 5: Solve for x
x = 58,707,651,877.60/266,875.40 - Step 6: Final answer
x = 219,981.50
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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.