Finding the Fourth Proportional to 97,178.49, 145,438.58 and 59,762.30
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Solution
The fourth proportional to 97,178.49, 145,438.58 and 59,762.30 is: 89,441.02
Step by Step Solution
- Step 1: Write the proportion equation
97,178.49 : 145,438.58 = 59,762.30 : x - Step 2: Convert to fraction form
97,178.49/145,438.58 = 59,762.30/x - Step 3: Cross multiply
97,178.49x = 145,438.58 × 59,762.30 - Step 4: Simplify right side
97,178.49x = 8,691,743,387.13 - Step 5: Solve for x
x = 8,691,743,387.13/97,178.49 - Step 6: Final answer
x = 89,441.02
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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.