Finding the Fourth Proportional to 125,248.40, 187,901.76 and 41,008.08
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Solution
The fourth proportional to 125,248.40, 187,901.76 and 41,008.08 is: 61,521.67
Step by Step Solution
- Step 1: Write the proportion equation
125,248.40 : 187,901.76 = 41,008.08 : x - Step 2: Convert to fraction form
125,248.40/187,901.76 = 41,008.08/x - Step 3: Cross multiply
125,248.40x = 187,901.76 × 41,008.08 - Step 4: Simplify right side
125,248.40x = 7,705,490,406.22 - Step 5: Solve for x
x = 7,705,490,406.22/125,248.40 - Step 6: Final answer
x = 61,521.67
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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.