Finding the Fourth Proportional to 84,946.08, 127,423.98 and 25,783.68
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Solution
The fourth proportional to 84,946.08, 127,423.98 and 25,783.68 is: 38,677.00
Step by Step Solution
- Step 1: Write the proportion equation
84,946.08 : 127,423.98 = 25,783.68 : x - Step 2: Convert to fraction form
84,946.08/127,423.98 = 25,783.68/x - Step 3: Cross multiply
84,946.08x = 127,423.98 × 25,783.68 - Step 4: Simplify right side
84,946.08x = 3,285,459,124.65 - Step 5: Solve for x
x = 3,285,459,124.65/84,946.08 - Step 6: Final answer
x = 38,677.00
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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.