Finding the Fourth Proportional to 185,440.05, 278,037.18 and 67,095.99
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Solution
The fourth proportional to 185,440.05, 278,037.18 and 67,095.99 is: 100,599.52
Step by Step Solution
- Step 1: Write the proportion equation
185,440.05 : 278,037.18 = 67,095.99 : x - Step 2: Convert to fraction form
185,440.05/278,037.18 = 67,095.99/x - Step 3: Cross multiply
185,440.05x = 278,037.18 × 67,095.99 - Step 4: Simplify right side
185,440.05x = 18,655,179,848.91 - Step 5: Solve for x
x = 18,655,179,848.91/185,440.05 - Step 6: Final answer
x = 100,599.52
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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.