Finding the Fourth Proportional to 168,598.28, 232,663.62 and 92,117.06
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Solution
The fourth proportional to 168,598.28, 232,663.62 and 92,117.06 is: 127,120.45
Step by Step Solution
- Step 1: Write the proportion equation
168,598.28 : 232,663.62 = 92,117.06 : x - Step 2: Convert to fraction form
168,598.28/232,663.62 = 92,117.06/x - Step 3: Cross multiply
168,598.28x = 232,663.62 × 92,117.06 - Step 4: Simplify right side
168,598.28x = 21,432,288,643.36 - Step 5: Solve for x
x = 21,432,288,643.36/168,598.28 - Step 6: Final answer
x = 127,120.45
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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.