Finding the Fourth Proportional to 368,376.55, 552,564.84 and 102,137.07
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Solution
The fourth proportional to 368,376.55, 552,564.84 and 102,137.07 is: 153,205.61
Step by Step Solution
- Step 1: Write the proportion equation
368,376.55 : 552,564.84 = 102,137.07 : x - Step 2: Convert to fraction form
368,376.55/552,564.84 = 102,137.07/x - Step 3: Cross multiply
368,376.55x = 552,564.84 × 102,137.07 - Step 4: Simplify right side
368,376.55x = 56,437,353,742.62 - Step 5: Solve for x
x = 56,437,353,742.62/368,376.55 - Step 6: Final answer
x = 153,205.61
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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.