Finding the Fourth Proportional to 241,679.18, 361,966.58 and 115,407.87
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Solution
The fourth proportional to 241,679.18, 361,966.58 and 115,407.87 is: 172,848.12
Step by Step Solution
- Step 1: Write the proportion equation
241,679.18 : 361,966.58 = 115,407.87 : x - Step 2: Convert to fraction form
241,679.18/361,966.58 = 115,407.87/x - Step 3: Cross multiply
241,679.18x = 361,966.58 × 115,407.87 - Step 4: Simplify right side
241,679.18x = 41,773,792,008.98 - Step 5: Solve for x
x = 41,773,792,008.98/241,679.18 - Step 6: Final answer
x = 172,848.12
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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.