Finding the Fourth Proportional to 88,769.84, 122,501.71 and 48,483.62
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Solution
The fourth proportional to 88,769.84, 122,501.71 and 48,483.62 is: 66,907.03
Step by Step Solution
- Step 1: Write the proportion equation
88,769.84 : 122,501.71 = 48,483.62 : x - Step 2: Convert to fraction form
88,769.84/122,501.71 = 48,483.62/x - Step 3: Cross multiply
88,769.84x = 122,501.71 × 48,483.62 - Step 4: Simplify right side
88,769.84x = 5,939,326,356.99 - Step 5: Solve for x
x = 5,939,326,356.99/88,769.84 - Step 6: Final answer
x = 66,907.03
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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.