Finding the Fourth Proportional to 152,316.68, 228,622.68 and 73,486.28
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Solution
The fourth proportional to 152,316.68, 228,622.68 and 73,486.28 is: 110,300.66
Step by Step Solution
- Step 1: Write the proportion equation
152,316.68 : 228,622.68 = 73,486.28 : x - Step 2: Convert to fraction form
152,316.68/228,622.68 = 73,486.28/x - Step 3: Cross multiply
152,316.68x = 228,622.68 × 73,486.28 - Step 4: Simplify right side
152,316.68x = 16,800,630,276.83 - Step 5: Solve for x
x = 16,800,630,276.83/152,316.68 - Step 6: Final answer
x = 110,300.66
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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.