Finding the Fourth Proportional to 236,484.07, 326,354.97 and 129,061.06
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Solution
The fourth proportional to 236,484.07, 326,354.97 and 129,061.06 is: 178,108.06
Step by Step Solution
- Step 1: Write the proportion equation
236,484.07 : 326,354.97 = 129,061.06 : x - Step 2: Convert to fraction form
236,484.07/326,354.97 = 129,061.06/x - Step 3: Cross multiply
236,484.07x = 326,354.97 × 129,061.06 - Step 4: Simplify right side
236,484.07x = 42,119,718,364.47 - Step 5: Solve for x
x = 42,119,718,364.47/236,484.07 - Step 6: Final answer
x = 178,108.06
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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.