Finding the Fourth Proportional to 93,216.96, 129,533.04 and 92,257.92
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Solution
The fourth proportional to 93,216.96, 129,533.04 and 92,257.92 is: 128,200.37
Step by Step Solution
- Step 1: Write the proportion equation
93,216.96 : 129,533.04 = 92,257.92 : x - Step 2: Convert to fraction form
93,216.96/129,533.04 = 92,257.92/x - Step 3: Cross multiply
93,216.96x = 129,533.04 × 92,257.92 - Step 4: Simplify right side
93,216.96x = 11,950,448,841.68 - Step 5: Solve for x
x = 11,950,448,841.68/93,216.96 - Step 6: Final answer
x = 128,200.37
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.