Finding the Fourth Proportional to 167,348.09, 230,937.99 and 94,749.09
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Solution
The fourth proportional to 167,348.09, 230,937.99 and 94,749.09 is: 130,752.40
Step by Step Solution
- Step 1: Write the proportion equation
167,348.09 : 230,937.99 = 94,749.09 : x - Step 2: Convert to fraction form
167,348.09/230,937.99 = 94,749.09/x - Step 3: Cross multiply
167,348.09x = 230,937.99 × 94,749.09 - Step 4: Simplify right side
167,348.09x = 21,881,164,398.93 - Step 5: Solve for x
x = 21,881,164,398.93/167,348.09 - Step 6: Final answer
x = 130,752.40
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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.