Finding the Fourth Proportional to 124,768.98, 186,976.55 and 96,557.71
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Solution
The fourth proportional to 124,768.98, 186,976.55 and 96,557.71 is: 144,699.65
Step by Step Solution
- Step 1: Write the proportion equation
124,768.98 : 186,976.55 = 96,557.71 : x - Step 2: Convert to fraction form
124,768.98/186,976.55 = 96,557.71/x - Step 3: Cross multiply
124,768.98x = 186,976.55 × 96,557.71 - Step 4: Simplify right side
124,768.98x = 18,054,027,616.23 - Step 5: Solve for x
x = 18,054,027,616.23/124,768.98 - Step 6: Final answer
x = 144,699.65
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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.