Finding the Fourth Proportional to 239,094.18, 329,952.12 and 131,668.06
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Solution
The fourth proportional to 239,094.18, 329,952.12 and 131,668.06 is: 181,703.11
Step by Step Solution
- Step 1: Write the proportion equation
239,094.18 : 329,952.12 = 131,668.06 : x - Step 2: Convert to fraction form
239,094.18/329,952.12 = 131,668.06/x - Step 3: Cross multiply
239,094.18x = 329,952.12 × 131,668.06 - Step 4: Simplify right side
239,094.18x = 43,444,155,533.29 - Step 5: Solve for x
x = 43,444,155,533.29/239,094.18 - Step 6: Final answer
x = 181,703.11
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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.