Finding the Fourth Proportional to 103,695.08, 155,516.70 and 29,823.08
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Solution
The fourth proportional to 103,695.08, 155,516.70 and 29,823.08 is: 44,727.17
Step by Step Solution
- Step 1: Write the proportion equation
103,695.08 : 155,516.70 = 29,823.08 : x - Step 2: Convert to fraction form
103,695.08/155,516.70 = 29,823.08/x - Step 3: Cross multiply
103,695.08x = 155,516.70 × 29,823.08 - Step 4: Simplify right side
103,695.08x = 4,637,986,985.44 - Step 5: Solve for x
x = 4,637,986,985.44/103,695.08 - Step 6: Final answer
x = 44,727.17
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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.