Finding the Fourth Proportional to 168,458.08, 232,466.16 and 93,006.40
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Solution
The fourth proportional to 168,458.08, 232,466.16 and 93,006.40 is: 128,345.52
Step by Step Solution
- Step 1: Write the proportion equation
168,458.08 : 232,466.16 = 93,006.40 : x - Step 2: Convert to fraction form
168,458.08/232,466.16 = 93,006.40/x - Step 3: Cross multiply
168,458.08x = 232,466.16 × 93,006.40 - Step 4: Simplify right side
168,458.08x = 21,620,840,663.42 - Step 5: Solve for x
x = 21,620,840,663.42/168,458.08 - Step 6: Final answer
x = 128,345.52
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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.