Finding the Fourth Proportional to 79,625.63, 119,434.40 and 29,701.79
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Solution
The fourth proportional to 79,625.63, 119,434.40 and 29,701.79 is: 44,551.17
Step by Step Solution
- Step 1: Write the proportion equation
79,625.63 : 119,434.40 = 29,701.79 : x - Step 2: Convert to fraction form
79,625.63/119,434.40 = 29,701.79/x - Step 3: Cross multiply
79,625.63x = 119,434.40 × 29,701.79 - Step 4: Simplify right side
79,625.63x = 3,547,415,281.16 - Step 5: Solve for x
x = 3,547,415,281.16/79,625.63 - Step 6: Final answer
x = 44,551.17
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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.