Finding the Fourth Proportional to 195,830.84, 270,243.06 and 110,946.08
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Solution
The fourth proportional to 195,830.84, 270,243.06 and 110,946.08 is: 153,103.61
Step by Step Solution
- Step 1: Write the proportion equation
195,830.84 : 270,243.06 = 110,946.08 : x - Step 2: Convert to fraction form
195,830.84/270,243.06 = 110,946.08/x - Step 3: Cross multiply
195,830.84x = 270,243.06 × 110,946.08 - Step 4: Simplify right side
195,830.84x = 29,982,408,154.20 - Step 5: Solve for x
x = 29,982,408,154.20/195,830.84 - Step 6: Final answer
x = 153,103.61
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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.