Finding the Fourth Proportional to 168,992.13, 233,220.36 and 97,376.73
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Solution
The fourth proportional to 168,992.13, 233,220.36 and 97,376.73 is: 134,386.35
Step by Step Solution
- Step 1: Write the proportion equation
168,992.13 : 233,220.36 = 97,376.73 : x - Step 2: Convert to fraction form
168,992.13/233,220.36 = 97,376.73/x - Step 3: Cross multiply
168,992.13x = 233,220.36 × 97,376.73 - Step 4: Simplify right side
168,992.13x = 22,710,236,026.22 - Step 5: Solve for x
x = 22,710,236,026.22/168,992.13 - Step 6: Final answer
x = 134,386.35
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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.