Finding the Fourth Proportional to 93,723.24, 129,337.92 and 51,281.94
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Solution
The fourth proportional to 93,723.24, 129,337.92 and 51,281.94 is: 70,768.99
Step by Step Solution
- Step 1: Write the proportion equation
93,723.24 : 129,337.92 = 51,281.94 : x - Step 2: Convert to fraction form
93,723.24/129,337.92 = 51,281.94/x - Step 3: Cross multiply
93,723.24x = 129,337.92 × 51,281.94 - Step 4: Simplify right side
93,723.24x = 6,632,699,453.16 - Step 5: Solve for x
x = 6,632,699,453.16/93,723.24 - Step 6: Final answer
x = 70,768.99
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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.