Finding the Fourth Proportional to 94,463.08, 130,341.90 and 56,737.96
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Solution
The fourth proportional to 94,463.08, 130,341.90 and 56,737.96 is: 78,288.08
Step by Step Solution
- Step 1: Write the proportion equation
94,463.08 : 130,341.90 = 56,737.96 : x - Step 2: Convert to fraction form
94,463.08/130,341.90 = 56,737.96/x - Step 3: Cross multiply
94,463.08x = 130,341.90 × 56,737.96 - Step 4: Simplify right side
94,463.08x = 7,395,333,508.52 - Step 5: Solve for x
x = 7,395,333,508.52/94,463.08 - Step 6: Final answer
x = 78,288.08
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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.