Finding the Fourth Proportional to 158,735.14, 219,064.35 and 104,926.84
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Solution
The fourth proportional to 158,735.14, 219,064.35 and 104,926.84 is: 144,805.55
Step by Step Solution
- Step 1: Write the proportion equation
158,735.14 : 219,064.35 = 104,926.84 : x - Step 2: Convert to fraction form
158,735.14/219,064.35 = 104,926.84/x - Step 3: Cross multiply
158,735.14x = 219,064.35 × 104,926.84 - Step 4: Simplify right side
158,735.14x = 22,985,730,002.15 - Step 5: Solve for x
x = 22,985,730,002.15/158,735.14 - Step 6: Final answer
x = 144,805.55
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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.