Finding the Fourth Proportional to 97,471.05, 134,630.01 and 70,570.95
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Solution
The fourth proportional to 97,471.05, 134,630.01 and 70,570.95 is: 97,474.77
Step by Step Solution
- Step 1: Write the proportion equation
97,471.05 : 134,630.01 = 70,570.95 : x - Step 2: Convert to fraction form
97,471.05/134,630.01 = 70,570.95/x - Step 3: Cross multiply
97,471.05x = 134,630.01 × 70,570.95 - Step 4: Simplify right side
97,471.05x = 9,500,967,704.21 - Step 5: Solve for x
x = 9,500,967,704.21/97,471.05 - Step 6: Final answer
x = 97,474.77
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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.