Finding the Fourth Proportional to 251,373.55, 346,897.75 and 136,652.41
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Solution
The fourth proportional to 251,373.55, 346,897.75 and 136,652.41 is: 188,581.55
Step by Step Solution
- Step 1: Write the proportion equation
251,373.55 : 346,897.75 = 136,652.41 : x - Step 2: Convert to fraction form
251,373.55/346,897.75 = 136,652.41/x - Step 3: Cross multiply
251,373.55x = 346,897.75 × 136,652.41 - Step 4: Simplify right side
251,373.55x = 47,404,413,561.08 - Step 5: Solve for x
x = 47,404,413,561.08/251,373.55 - Step 6: Final answer
x = 188,581.55
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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.