Finding the Fourth Proportional to 239,313.99, 358,972.16 and 61,808.70
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Solution
The fourth proportional to 239,313.99, 358,972.16 and 61,808.70 is: 92,713.35
Step by Step Solution
- Step 1: Write the proportion equation
239,313.99 : 358,972.16 = 61,808.70 : x - Step 2: Convert to fraction form
239,313.99/358,972.16 = 61,808.70/x - Step 3: Cross multiply
239,313.99x = 358,972.16 × 61,808.70 - Step 4: Simplify right side
239,313.99x = 22,187,602,236.75 - Step 5: Solve for x
x = 22,187,602,236.75/239,313.99 - Step 6: Final answer
x = 92,713.35
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.