Finding the Fourth Proportional to 168,772.68, 232,900.02 and 93,322.44
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Solution
The fourth proportional to 168,772.68, 232,900.02 and 93,322.44 is: 128,781.50
Step by Step Solution
- Step 1: Write the proportion equation
168,772.68 : 232,900.02 = 93,322.44 : x - Step 2: Convert to fraction form
168,772.68/232,900.02 = 93,322.44/x - Step 3: Cross multiply
168,772.68x = 232,900.02 × 93,322.44 - Step 4: Simplify right side
168,772.68x = 21,734,798,142.45 - Step 5: Solve for x
x = 21,734,798,142.45/168,772.68 - Step 6: Final answer
x = 128,781.50
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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.