Finding the Fourth Proportional to 155,595.60, 232,855.80 and 93,310.80
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Solution
The fourth proportional to 155,595.60, 232,855.80 and 93,310.80 is: 139,643.80
Step by Step Solution
- Step 1: Write the proportion equation
155,595.60 : 232,855.80 = 93,310.80 : x - Step 2: Convert to fraction form
155,595.60/232,855.80 = 93,310.80/x - Step 3: Cross multiply
155,595.60x = 232,855.80 × 93,310.80 - Step 4: Simplify right side
155,595.60x = 21,727,960,982.64 - Step 5: Solve for x
x = 21,727,960,982.64/155,595.60 - Step 6: Final answer
x = 139,643.80
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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.