Finding the Fourth Proportional to 161,130.13, 241,693.61 and 97,967.68
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Solution
The fourth proportional to 161,130.13, 241,693.61 and 97,967.68 is: 146,950.55
Step by Step Solution
- Step 1: Write the proportion equation
161,130.13 : 241,693.61 = 97,967.68 : x - Step 2: Convert to fraction form
161,130.13/241,693.61 = 97,967.68/x - Step 3: Cross multiply
161,130.13x = 241,693.61 × 97,967.68 - Step 4: Simplify right side
161,130.13x = 23,678,161,148.45 - Step 5: Solve for x
x = 23,678,161,148.45/161,130.13 - Step 6: Final answer
x = 146,950.55
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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.