Finding the Fourth Proportional to 92,506.68, 138,759.12 and 29,332.80
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Solution
The fourth proportional to 92,506.68, 138,759.12 and 29,332.80 is: 43,998.91
Step by Step Solution
- Step 1: Write the proportion equation
92,506.68 : 138,759.12 = 29,332.80 : x - Step 2: Convert to fraction form
92,506.68/138,759.12 = 29,332.80/x - Step 3: Cross multiply
92,506.68x = 138,759.12 × 29,332.80 - Step 4: Simplify right side
92,506.68x = 4,070,193,515.14 - Step 5: Solve for x
x = 4,070,193,515.14/92,506.68 - Step 6: Final answer
x = 43,998.91
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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.