Finding the Fourth Proportional to 152,475.97, 210,418.08 and 84,494.08
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Solution
The fourth proportional to 152,475.97, 210,418.08 and 84,494.08 is: 116,602.52
Step by Step Solution
- Step 1: Write the proportion equation
152,475.97 : 210,418.08 = 84,494.08 : x - Step 2: Convert to fraction form
152,475.97/210,418.08 = 84,494.08/x - Step 3: Cross multiply
152,475.97x = 210,418.08 × 84,494.08 - Step 4: Simplify right side
152,475.97x = 17,779,081,676.98 - Step 5: Solve for x
x = 17,779,081,676.98/152,475.97 - Step 6: Final answer
x = 116,602.52
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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.