Finding the Fourth Proportional to 93,068.18, 138,549.66 and 92,514.59
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Solution
The fourth proportional to 93,068.18, 138,549.66 and 92,514.59 is: 137,725.54
Step by Step Solution
- Step 1: Write the proportion equation
93,068.18 : 138,549.66 = 92,514.59 : x - Step 2: Convert to fraction form
93,068.18/138,549.66 = 92,514.59/x - Step 3: Cross multiply
93,068.18x = 138,549.66 × 92,514.59 - Step 4: Simplify right side
93,068.18x = 12,817,864,296.79 - Step 5: Solve for x
x = 12,817,864,296.79/93,068.18 - Step 6: Final answer
x = 137,725.54
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.