Finding the Fourth Proportional to 97,391.14, 134,399.51 and 52,679.14
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Solution
The fourth proportional to 97,391.14, 134,399.51 and 52,679.14 is: 72,697.07
Step by Step Solution
- Step 1: Write the proportion equation
97,391.14 : 134,399.51 = 52,679.14 : x - Step 2: Convert to fraction form
97,391.14/134,399.51 = 52,679.14/x - Step 3: Cross multiply
97,391.14x = 134,399.51 × 52,679.14 - Step 4: Simplify right side
97,391.14x = 7,080,050,603.22 - Step 5: Solve for x
x = 7,080,050,603.22/97,391.14 - Step 6: Final answer
x = 72,697.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.