Finding the Fourth Proportional to 97,803.70, 146,705.55 and 62,811.70
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Solution
The fourth proportional to 97,803.70, 146,705.55 and 62,811.70 is: 94,217.55
Step by Step Solution
- Step 1: Write the proportion equation
97,803.70 : 146,705.55 = 62,811.70 : x - Step 2: Convert to fraction form
97,803.70/146,705.55 = 62,811.70/x - Step 3: Cross multiply
97,803.70x = 146,705.55 × 62,811.70 - Step 4: Simplify right side
97,803.70x = 9,214,824,994.94 - Step 5: Solve for x
x = 9,214,824,994.94/97,803.70 - Step 6: Final answer
x = 94,217.55
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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.