Finding the Fourth Proportional to 102,237.12, 153,386.97 and 52,352.52
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Solution
The fourth proportional to 102,237.12, 153,386.97 and 52,352.52 is: 78,544.80
Step by Step Solution
- Step 1: Write the proportion equation
102,237.12 : 153,386.97 = 52,352.52 : x - Step 2: Convert to fraction form
102,237.12/153,386.97 = 52,352.52/x - Step 3: Cross multiply
102,237.12x = 153,386.97 × 52,352.52 - Step 4: Simplify right side
102,237.12x = 8,030,194,152.90 - Step 5: Solve for x
x = 8,030,194,152.90/102,237.12 - Step 6: Final answer
x = 78,544.80
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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.