Finding the Fourth Proportional to 185,845.84, 278,423.88 and 125,845.36
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Solution
The fourth proportional to 185,845.84, 278,423.88 and 125,845.36 is: 188,534.50
Step by Step Solution
- Step 1: Write the proportion equation
185,845.84 : 278,423.88 = 125,845.36 : x - Step 2: Convert to fraction form
185,845.84/278,423.88 = 125,845.36/x - Step 3: Cross multiply
185,845.84x = 278,423.88 × 125,845.36 - Step 4: Simplify right side
185,845.84x = 35,038,353,411.20 - Step 5: Solve for x
x = 35,038,353,411.20/185,845.84 - Step 6: Final answer
x = 188,534.50
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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.