Finding the Fourth Proportional to 79,967.66, 110,356.02 and 44,155.53
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Solution
The fourth proportional to 79,967.66, 110,356.02 and 44,155.53 is: 60,934.99
Step by Step Solution
- Step 1: Write the proportion equation
79,967.66 : 110,356.02 = 44,155.53 : x - Step 2: Convert to fraction form
79,967.66/110,356.02 = 44,155.53/x - Step 3: Cross multiply
79,967.66x = 110,356.02 × 44,155.53 - Step 4: Simplify right side
79,967.66x = 4,872,828,551.79 - Step 5: Solve for x
x = 4,872,828,551.79/79,967.66 - Step 6: Final answer
x = 60,934.99
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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.