Finding the Fourth Proportional to 202,971.30, 304,456.95 and 97,800.90
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Solution
The fourth proportional to 202,971.30, 304,456.95 and 97,800.90 is: 146,701.35
Step by Step Solution
- Step 1: Write the proportion equation
202,971.30 : 304,456.95 = 97,800.90 : x - Step 2: Convert to fraction form
202,971.30/304,456.95 = 97,800.90/x - Step 3: Cross multiply
202,971.30x = 304,456.95 × 97,800.90 - Step 4: Simplify right side
202,971.30x = 29,776,163,721.26 - Step 5: Solve for x
x = 29,776,163,721.26/202,971.30 - Step 6: Final answer
x = 146,701.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.