Finding the Fourth Proportional to 97,497.60, 146,149.20 and 44,815.20
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Solution
The fourth proportional to 97,497.60, 146,149.20 and 44,815.20 is: 67,178.12
Step by Step Solution
- Step 1: Write the proportion equation
97,497.60 : 146,149.20 = 44,815.20 : x - Step 2: Convert to fraction form
97,497.60/146,149.20 = 44,815.20/x - Step 3: Cross multiply
97,497.60x = 146,149.20 × 44,815.20 - Step 4: Simplify right side
97,497.60x = 6,549,705,627.84 - Step 5: Solve for x
x = 6,549,705,627.84/97,497.60 - Step 6: Final answer
x = 67,178.12
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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.