Finding the Fourth Proportional to 230,946.20, 346,370.70 and 97,830.80
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Solution
The fourth proportional to 230,946.20, 346,370.70 and 97,830.80 is: 146,725.61
Step by Step Solution
- Step 1: Write the proportion equation
230,946.20 : 346,370.70 = 97,830.80 : x - Step 2: Convert to fraction form
230,946.20/346,370.70 = 97,830.80/x - Step 3: Cross multiply
230,946.20x = 346,370.70 × 97,830.80 - Step 4: Simplify right side
230,946.20x = 33,885,722,677.56 - Step 5: Solve for x
x = 33,885,722,677.56/230,946.20 - Step 6: Final answer
x = 146,725.61
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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.