Finding the Fourth Proportional to 168,487.08, 232,509.38 and 93,033.64
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Solution
The fourth proportional to 168,487.08, 232,509.38 and 93,033.64 is: 128,384.88
Step by Step Solution
- Step 1: Write the proportion equation
168,487.08 : 232,509.38 = 93,033.64 : x - Step 2: Convert to fraction form
168,487.08/232,509.38 = 93,033.64/x - Step 3: Cross multiply
168,487.08x = 232,509.38 × 93,033.64 - Step 4: Simplify right side
168,487.08x = 21,631,193,955.54 - Step 5: Solve for x
x = 21,631,193,955.54/168,487.08 - Step 6: Final answer
x = 128,384.88
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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.