Finding the Fourth Proportional to 199,862.60, 275,813.79 and 119,274.49
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Solution
The fourth proportional to 199,862.60, 275,813.79 and 119,274.49 is: 164,600.82
Step by Step Solution
- Step 1: Write the proportion equation
199,862.60 : 275,813.79 = 119,274.49 : x - Step 2: Convert to fraction form
199,862.60/275,813.79 = 119,274.49/x - Step 3: Cross multiply
199,862.60x = 275,813.79 × 119,274.49 - Step 4: Simplify right side
199,862.60x = 32,897,547,758.15 - Step 5: Solve for x
x = 32,897,547,758.15/199,862.60 - Step 6: Final answer
x = 164,600.82
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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.