Finding the Fourth Proportional to 92,955.14, 128,277.47 and 50,513.66
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Solution
The fourth proportional to 92,955.14, 128,277.47 and 50,513.66 is: 69,708.52
Step by Step Solution
- Step 1: Write the proportion equation
92,955.14 : 128,277.47 = 50,513.66 : x - Step 2: Convert to fraction form
92,955.14/128,277.47 = 50,513.66/x - Step 3: Cross multiply
92,955.14x = 128,277.47 × 50,513.66 - Step 4: Simplify right side
92,955.14x = 6,479,764,505.24 - Step 5: Solve for x
x = 6,479,764,505.24/92,955.14 - Step 6: Final answer
x = 69,708.52
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1.5x scale
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.