Finding the Fourth Proportional to 97,078.38, 145,617.56 and 26,957.69
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Solution
The fourth proportional to 97,078.38, 145,617.56 and 26,957.69 is: 40,436.53
Step by Step Solution
- Step 1: Write the proportion equation
97,078.38 : 145,617.56 = 26,957.69 : x - Step 2: Convert to fraction form
97,078.38/145,617.56 = 26,957.69/x - Step 3: Cross multiply
97,078.38x = 145,617.56 × 26,957.69 - Step 4: Simplify right side
97,078.38x = 3,925,513,041.04 - Step 5: Solve for x
x = 3,925,513,041.04/97,078.38 - Step 6: Final answer
x = 40,436.53
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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.