Finding the Fourth Proportional to 152,577.12, 228,865.68 and 124,466.88
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Solution
The fourth proportional to 152,577.12, 228,865.68 and 124,466.88 is: 186,700.32
Step by Step Solution
- Step 1: Write the proportion equation
152,577.12 : 228,865.68 = 124,466.88 : x - Step 2: Convert to fraction form
152,577.12/228,865.68 = 124,466.88/x - Step 3: Cross multiply
152,577.12x = 228,865.68 × 124,466.88 - Step 4: Simplify right side
152,577.12x = 28,486,197,128.68 - Step 5: Solve for x
x = 28,486,197,128.68/152,577.12 - Step 6: Final answer
x = 186,700.32
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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.