Finding the Fourth Proportional to 74,908.47, 103,373.00 and 40,916.96
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Solution
The fourth proportional to 74,908.47, 103,373.00 and 40,916.96 is: 56,465.02
Step by Step Solution
- Step 1: Write the proportion equation
74,908.47 : 103,373.00 = 40,916.96 : x - Step 2: Convert to fraction form
74,908.47/103,373.00 = 40,916.96/x - Step 3: Cross multiply
74,908.47x = 103,373.00 × 40,916.96 - Step 4: Simplify right side
74,908.47x = 4,229,708,725.72 - Step 5: Solve for x
x = 4,229,708,725.72/74,908.47 - Step 6: Final answer
x = 56,465.02
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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.