Finding the Fourth Proportional to 230,663.08, 345,830.56 and 88,387.79
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Solution
The fourth proportional to 230,663.08, 345,830.56 and 88,387.79 is: 132,518.82
Step by Step Solution
- Step 1: Write the proportion equation
230,663.08 : 345,830.56 = 88,387.79 : x - Step 2: Convert to fraction form
230,663.08/345,830.56 = 88,387.79/x - Step 3: Cross multiply
230,663.08x = 345,830.56 × 88,387.79 - Step 4: Simplify right side
230,663.08x = 30,567,199,133.83 - Step 5: Solve for x
x = 30,567,199,133.83/230,663.08 - Step 6: Final answer
x = 132,518.82
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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.