Finding the Fourth Proportional to 153,840.60, 230,777.10 and 63,873.09
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Solution
The fourth proportional to 153,840.60, 230,777.10 and 63,873.09 is: 95,816.36
Step by Step Solution
- Step 1: Write the proportion equation
153,840.60 : 230,777.10 = 63,873.09 : x - Step 2: Convert to fraction form
153,840.60/230,777.10 = 63,873.09/x - Step 3: Cross multiply
153,840.60x = 230,777.10 × 63,873.09 - Step 4: Simplify right side
153,840.60x = 14,740,446,478.24 - Step 5: Solve for x
x = 14,740,446,478.24/153,840.60 - Step 6: Final answer
x = 95,816.36
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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.