Finding the Fourth Proportional to 124,908.63, 172,377.99 and 68,320.01
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Solution
The fourth proportional to 124,908.63, 172,377.99 and 68,320.01 is: 94,283.84
Step by Step Solution
- Step 1: Write the proportion equation
124,908.63 : 172,377.99 = 68,320.01 : x - Step 2: Convert to fraction form
124,908.63/172,377.99 = 68,320.01/x - Step 3: Cross multiply
124,908.63x = 172,377.99 × 68,320.01 - Step 4: Simplify right side
124,908.63x = 11,776,865,138.69 - Step 5: Solve for x
x = 11,776,865,138.69/124,908.63 - Step 6: Final answer
x = 94,283.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.