Finding the Fourth Proportional to 170,691.34, 235,554.06 and 95,239.84
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Solution
The fourth proportional to 170,691.34, 235,554.06 and 95,239.84 is: 131,430.99
Step by Step Solution
- Step 1: Write the proportion equation
170,691.34 : 235,554.06 = 95,239.84 : x - Step 2: Convert to fraction form
170,691.34/235,554.06 = 95,239.84/x - Step 3: Cross multiply
170,691.34x = 235,554.06 × 95,239.84 - Step 4: Simplify right side
170,691.34x = 22,434,130,985.75 - Step 5: Solve for x
x = 22,434,130,985.75/170,691.34 - Step 6: Final answer
x = 131,430.99
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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.