Finding the Fourth Proportional to 125,267.40, 187,888.14 and 117,957.96
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Solution
The fourth proportional to 125,267.40, 187,888.14 and 117,957.96 is: 176,924.74
Step by Step Solution
- Step 1: Write the proportion equation
125,267.40 : 187,888.14 = 117,957.96 : x - Step 2: Convert to fraction form
125,267.40/187,888.14 = 117,957.96/x - Step 3: Cross multiply
125,267.40x = 187,888.14 × 117,957.96 - Step 4: Simplify right side
125,267.40x = 22,162,901,702.59 - Step 5: Solve for x
x = 22,162,901,702.59/125,267.40 - Step 6: Final answer
x = 176,924.74
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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.