Finding the Fourth Proportional to 122,536.93, 183,805.53 and 38,297.53
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Solution
The fourth proportional to 122,536.93, 183,805.53 and 38,297.53 is: 57,446.34
Step by Step Solution
- Step 1: Write the proportion equation
122,536.93 : 183,805.53 = 38,297.53 : x - Step 2: Convert to fraction form
122,536.93/183,805.53 = 38,297.53/x - Step 3: Cross multiply
122,536.93x = 183,805.53 × 38,297.53 - Step 4: Simplify right side
122,536.93x = 7,039,298,117.91 - Step 5: Solve for x
x = 7,039,298,117.91/122,536.93 - Step 6: Final answer
x = 57,446.34
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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.