Finding the Fourth Proportional to 135,301.47, 202,122.56 and 97,539.27
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Solution
The fourth proportional to 135,301.47, 202,122.56 and 97,539.27 is: 145,710.81
Step by Step Solution
- Step 1: Write the proportion equation
135,301.47 : 202,122.56 = 97,539.27 : x - Step 2: Convert to fraction form
135,301.47/202,122.56 = 97,539.27/x - Step 3: Cross multiply
135,301.47x = 202,122.56 × 97,539.27 - Step 4: Simplify right side
135,301.47x = 19,714,886,465.23 - Step 5: Solve for x
x = 19,714,886,465.23/135,301.47 - Step 6: Final answer
x = 145,710.81
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.