Finding the Fourth Proportional to 97,318.07, 134,299.04 and 57,023.81
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Solution
The fourth proportional to 97,318.07, 134,299.04 and 57,023.81 is: 78,692.92
Step by Step Solution
- Step 1: Write the proportion equation
97,318.07 : 134,299.04 = 57,023.81 : x - Step 2: Convert to fraction form
97,318.07/134,299.04 = 57,023.81/x - Step 3: Cross multiply
97,318.07x = 134,299.04 × 57,023.81 - Step 4: Simplify right side
97,318.07x = 7,658,242,940.14 - Step 5: Solve for x
x = 7,658,242,940.14/97,318.07 - Step 6: Final answer
x = 78,692.92
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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.