Finding the Fourth Proportional to 106,702.58, 147,252.54 and 58,959.02
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Solution
The fourth proportional to 106,702.58, 147,252.54 and 58,959.02 is: 81,365.09
Step by Step Solution
- Step 1: Write the proportion equation
106,702.58 : 147,252.54 = 58,959.02 : x - Step 2: Convert to fraction form
106,702.58/147,252.54 = 58,959.02/x - Step 3: Cross multiply
106,702.58x = 147,252.54 × 58,959.02 - Step 4: Simplify right side
106,702.58x = 8,681,865,450.91 - Step 5: Solve for x
x = 8,681,865,450.91/106,702.58 - Step 6: Final answer
x = 81,365.09
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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.