Finding the Fourth Proportional to 266,194.63, 399,152.76 and 97,671.70
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Solution
The fourth proportional to 266,194.63, 399,152.76 and 97,671.70 is: 146,456.48
Step by Step Solution
- Step 1: Write the proportion equation
266,194.63 : 399,152.76 = 97,671.70 : x - Step 2: Convert to fraction form
266,194.63/399,152.76 = 97,671.70/x - Step 3: Cross multiply
266,194.63x = 399,152.76 × 97,671.70 - Step 4: Simplify right side
266,194.63x = 38,985,928,628.89 - Step 5: Solve for x
x = 38,985,928,628.89/266,194.63 - Step 6: Final answer
x = 146,456.48
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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.