Finding the Fourth Proportional to 133,282.56, 199,762.20 and 97,894.08
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Solution
The fourth proportional to 133,282.56, 199,762.20 and 97,894.08 is: 146,722.40
Step by Step Solution
- Step 1: Write the proportion equation
133,282.56 : 199,762.20 = 97,894.08 : x - Step 2: Convert to fraction form
133,282.56/199,762.20 = 97,894.08/x - Step 3: Cross multiply
133,282.56x = 199,762.20 × 97,894.08 - Step 4: Simplify right side
133,282.56x = 19,555,536,787.78 - Step 5: Solve for x
x = 19,555,536,787.78/133,282.56 - Step 6: Final answer
x = 146,722.40
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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.