Finding the Fourth Proportional to 187,595.08, 258,878.92 and 102,710.32
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Solution
The fourth proportional to 187,595.08, 258,878.92 and 102,710.32 is: 141,738.99
Step by Step Solution
- Step 1: Write the proportion equation
187,595.08 : 258,878.92 = 102,710.32 : x - Step 2: Convert to fraction form
187,595.08/258,878.92 = 102,710.32/x - Step 3: Cross multiply
187,595.08x = 258,878.92 × 102,710.32 - Step 4: Simplify right side
187,595.08x = 26,589,536,714.45 - Step 5: Solve for x
x = 26,589,536,714.45/187,595.08 - Step 6: Final answer
x = 141,738.99
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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.