Finding the Fourth Proportional to 155,776.08, 233,508.84 and 65,841.48
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Solution
The fourth proportional to 155,776.08, 233,508.84 and 65,841.48 is: 98,696.59
Step by Step Solution
- Step 1: Write the proportion equation
155,776.08 : 233,508.84 = 65,841.48 : x - Step 2: Convert to fraction form
155,776.08/233,508.84 = 65,841.48/x - Step 3: Cross multiply
155,776.08x = 233,508.84 × 65,841.48 - Step 4: Simplify right side
155,776.08x = 15,374,567,618.68 - Step 5: Solve for x
x = 15,374,567,618.68/155,776.08 - Step 6: Final answer
x = 98,696.59
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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.