Finding the Fourth Proportional to 142,707.58, 214,044.35 and 37,534.75
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Solution
The fourth proportional to 142,707.58, 214,044.35 and 37,534.75 is: 56,297.65
Step by Step Solution
- Step 1: Write the proportion equation
142,707.58 : 214,044.35 = 37,534.75 : x - Step 2: Convert to fraction form
142,707.58/214,044.35 = 37,534.75/x - Step 3: Cross multiply
142,707.58x = 214,044.35 × 37,534.75 - Step 4: Simplify right side
142,707.58x = 8,034,101,166.16 - Step 5: Solve for x
x = 8,034,101,166.16/142,707.58 - Step 6: Final answer
x = 56,297.65
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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.