Finding the Fourth Proportional to 249,582.30, 374,236.35 and 122,943.90
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Solution
The fourth proportional to 249,582.30, 374,236.35 and 122,943.90 is: 184,348.31
Step by Step Solution
- Step 1: Write the proportion equation
249,582.30 : 374,236.35 = 122,943.90 : x - Step 2: Convert to fraction form
249,582.30/374,236.35 = 122,943.90/x - Step 3: Cross multiply
249,582.30x = 374,236.35 × 122,943.90 - Step 4: Simplify right side
249,582.30x = 46,010,076,390.77 - Step 5: Solve for x
x = 46,010,076,390.77/249,582.30 - Step 6: Final answer
x = 184,348.31
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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.