Finding the Fourth Proportional to 80,962.17, 121,451.36 and 24,801.63
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Solution
The fourth proportional to 80,962.17, 121,451.36 and 24,801.63 is: 37,204.93
Step by Step Solution
- Step 1: Write the proportion equation
80,962.17 : 121,451.36 = 24,801.63 : x - Step 2: Convert to fraction form
80,962.17/121,451.36 = 24,801.63/x - Step 3: Cross multiply
80,962.17x = 121,451.36 × 24,801.63 - Step 4: Simplify right side
80,962.17x = 3,012,191,569.71 - Step 5: Solve for x
x = 3,012,191,569.71/80,962.17 - Step 6: Final answer
x = 37,204.93
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1.5x scale
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.