Finding the Fourth Proportional to 108,670.98, 162,988.99 and 29,766.76
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Solution
The fourth proportional to 108,670.98, 162,988.99 and 29,766.76 is: 44,645.35
Step by Step Solution
- Step 1: Write the proportion equation
108,670.98 : 162,988.99 = 29,766.76 : x - Step 2: Convert to fraction form
108,670.98/162,988.99 = 29,766.76/x - Step 3: Cross multiply
108,670.98x = 162,988.99 × 29,766.76 - Step 4: Simplify right side
108,670.98x = 4,851,653,999.14 - Step 5: Solve for x
x = 4,851,653,999.14/108,670.98 - Step 6: Final answer
x = 44,645.35
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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.