Finding the Fourth Proportional to 155,118.48, 214,058.01 and 94,790.08
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Solution
The fourth proportional to 155,118.48, 214,058.01 and 94,790.08 is: 130,806.95
Step by Step Solution
- Step 1: Write the proportion equation
155,118.48 : 214,058.01 = 94,790.08 : x - Step 2: Convert to fraction form
155,118.48/214,058.01 = 94,790.08/x - Step 3: Cross multiply
155,118.48x = 214,058.01 × 94,790.08 - Step 4: Simplify right side
155,118.48x = 20,290,575,892.54 - Step 5: Solve for x
x = 20,290,575,892.54/155,118.48 - Step 6: Final answer
x = 130,806.95
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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.