Finding the Fourth Proportional to 234,964.81, 324,251.80 and 127,534.87
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Solution
The fourth proportional to 234,964.81, 324,251.80 and 127,534.87 is: 175,998.32
Step by Step Solution
- Step 1: Write the proportion equation
234,964.81 : 324,251.80 = 127,534.87 : x - Step 2: Convert to fraction form
234,964.81/324,251.80 = 127,534.87/x - Step 3: Cross multiply
234,964.81x = 324,251.80 × 127,534.87 - Step 4: Simplify right side
234,964.81x = 41,353,411,246.74 - Step 5: Solve for x
x = 41,353,411,246.74/234,964.81 - Step 6: Final answer
x = 175,998.32
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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.