Finding the Fourth Proportional to 151,278.84, 208,821.93 and 118,929.06
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Solution
The fourth proportional to 151,278.84, 208,821.93 and 118,929.06 is: 164,167.02
Step by Step Solution
- Step 1: Write the proportion equation
151,278.84 : 208,821.93 = 118,929.06 : x - Step 2: Convert to fraction form
151,278.84/208,821.93 = 118,929.06/x - Step 3: Cross multiply
151,278.84x = 208,821.93 × 118,929.06 - Step 4: Simplify right side
151,278.84x = 24,834,995,842.29 - Step 5: Solve for x
x = 24,834,995,842.29/151,278.84 - Step 6: Final answer
x = 164,167.02
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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.