Finding the Fourth Proportional to 93,097.71, 128,477.58 and 50,658.99
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Solution
The fourth proportional to 93,097.71, 128,477.58 and 50,658.99 is: 69,910.90
Step by Step Solution
- Step 1: Write the proportion equation
93,097.71 : 128,477.58 = 50,658.99 : x - Step 2: Convert to fraction form
93,097.71/128,477.58 = 50,658.99/x - Step 3: Cross multiply
93,097.71x = 128,477.58 × 50,658.99 - Step 4: Simplify right side
93,097.71x = 6,508,544,440.44 - Step 5: Solve for x
x = 6,508,544,440.44/93,097.71 - Step 6: Final answer
x = 69,910.90
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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.