Finding the Fourth Proportional to 104,793.60, 144,659.88 and 62,356.08
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Solution
The fourth proportional to 104,793.60, 144,659.88 and 62,356.08 is: 86,078.00
Step by Step Solution
- Step 1: Write the proportion equation
104,793.60 : 144,659.88 = 62,356.08 : x - Step 2: Convert to fraction form
104,793.60/144,659.88 = 62,356.08/x - Step 3: Cross multiply
104,793.60x = 144,659.88 × 62,356.08 - Step 4: Simplify right side
104,793.60x = 9,020,423,050.07 - Step 5: Solve for x
x = 9,020,423,050.07/104,793.60 - Step 6: Final answer
x = 86,078.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.