Finding the Fourth Proportional to 97,077.96, 145,673.55 and 40,914.63
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Solution
The fourth proportional to 97,077.96, 145,673.55 and 40,914.63 is: 61,395.80
Step by Step Solution
- Step 1: Write the proportion equation
97,077.96 : 145,673.55 = 40,914.63 : x - Step 2: Convert to fraction form
97,077.96/145,673.55 = 40,914.63/x - Step 3: Cross multiply
97,077.96x = 145,673.55 × 40,914.63 - Step 4: Simplify right side
97,077.96x = 5,960,179,399.04 - Step 5: Solve for x
x = 5,960,179,399.04/97,077.96 - Step 6: Final answer
x = 61,395.80
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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.