Finding the Fourth Proportional to 236,547.61, 326,386.97 and 135,926.17
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Solution
The fourth proportional to 236,547.61, 326,386.97 and 135,926.17 is: 187,550.11
Step by Step Solution
- Step 1: Write the proportion equation
236,547.61 : 326,386.97 = 135,926.17 : x - Step 2: Convert to fraction form
236,547.61/326,386.97 = 135,926.17/x - Step 3: Cross multiply
236,547.61x = 326,386.97 × 135,926.17 - Step 4: Simplify right side
236,547.61x = 44,364,529,784.13 - Step 5: Solve for x
x = 44,364,529,784.13/236,547.61 - Step 6: Final answer
x = 187,550.11
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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.