Finding the Fourth Proportional to 97,233.90, 145,850.85 and 83,237.10
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Solution
The fourth proportional to 97,233.90, 145,850.85 and 83,237.10 is: 124,855.65
Step by Step Solution
- Step 1: Write the proportion equation
97,233.90 : 145,850.85 = 83,237.10 : x - Step 2: Convert to fraction form
97,233.90/145,850.85 = 83,237.10/x - Step 3: Cross multiply
97,233.90x = 145,850.85 × 83,237.10 - Step 4: Simplify right side
97,233.90x = 12,140,201,786.54 - Step 5: Solve for x
x = 12,140,201,786.54/97,233.90 - Step 6: Final answer
x = 124,855.65
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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.