Finding the Fourth Proportional to 254,590.93, 351,341.68 and 139,877.01
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Solution
The fourth proportional to 254,590.93, 351,341.68 and 139,877.01 is: 193,033.68
Step by Step Solution
- Step 1: Write the proportion equation
254,590.93 : 351,341.68 = 139,877.01 : x - Step 2: Convert to fraction form
254,590.93/351,341.68 = 139,877.01/x - Step 3: Cross multiply
254,590.93x = 351,341.68 × 139,877.01 - Step 4: Simplify right side
254,590.93x = 49,144,623,686.78 - Step 5: Solve for x
x = 49,144,623,686.78/254,590.93 - Step 6: Final answer
x = 193,033.68
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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.