Finding the Fourth Proportional to 202,312.90, 303,469.35 and 97,077.70
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Solution
The fourth proportional to 202,312.90, 303,469.35 and 97,077.70 is: 145,616.55
Step by Step Solution
- Step 1: Write the proportion equation
202,312.90 : 303,469.35 = 97,077.70 : x - Step 2: Convert to fraction form
202,312.90/303,469.35 = 97,077.70/x - Step 3: Cross multiply
202,312.90x = 303,469.35 × 97,077.70 - Step 4: Simplify right side
202,312.90x = 29,460,106,518.50 - Step 5: Solve for x
x = 29,460,106,518.50/202,312.90 - Step 6: Final answer
x = 145,616.55
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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.