Finding the Fourth Proportional to 302,010.13, 453,017.92 and 91,648.06
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Solution
The fourth proportional to 302,010.13, 453,017.92 and 91,648.06 is: 137,472.92
Step by Step Solution
- Step 1: Write the proportion equation
302,010.13 : 453,017.92 = 91,648.06 : x - Step 2: Convert to fraction form
302,010.13/453,017.92 = 91,648.06/x - Step 3: Cross multiply
302,010.13x = 453,017.92 × 91,648.06 - Step 4: Simplify right side
302,010.13x = 41,518,213,513.24 - Step 5: Solve for x
x = 41,518,213,513.24/302,010.13 - Step 6: Final answer
x = 137,472.92
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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.