Finding the Fourth Proportional to 87,177.08, 130,746.18 and 34,572.44
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Solution
The fourth proportional to 87,177.08, 130,746.18 and 34,572.44 is: 51,850.95
Step by Step Solution
- Step 1: Write the proportion equation
87,177.08 : 130,746.18 = 34,572.44 : x - Step 2: Convert to fraction form
87,177.08/130,746.18 = 34,572.44/x - Step 3: Cross multiply
87,177.08x = 130,746.18 × 34,572.44 - Step 4: Simplify right side
87,177.08x = 4,520,214,463.28 - Step 5: Solve for x
x = 4,520,214,463.28/87,177.08 - Step 6: Final answer
x = 51,850.95
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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.