Finding the Fourth Proportional to 96,521.56, 133,204.70 and 53,505.63
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Solution
The fourth proportional to 96,521.56, 133,204.70 and 53,505.63 is: 73,840.52
Step by Step Solution
- Step 1: Write the proportion equation
96,521.56 : 133,204.70 = 53,505.63 : x - Step 2: Convert to fraction form
96,521.56/133,204.70 = 53,505.63/x - Step 3: Cross multiply
96,521.56x = 133,204.70 × 53,505.63 - Step 4: Simplify right side
96,521.56x = 7,127,201,526.23 - Step 5: Solve for x
x = 7,127,201,526.23/96,521.56 - Step 6: Final answer
x = 73,840.52
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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.