Finding the Fourth Proportional to 79,937.13, 110,312.60 and 44,127.12
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Solution
The fourth proportional to 79,937.13, 110,312.60 and 44,127.12 is: 60,895.07
Step by Step Solution
- Step 1: Write the proportion equation
79,937.13 : 110,312.60 = 44,127.12 : x - Step 2: Convert to fraction form
79,937.13/110,312.60 = 44,127.12/x - Step 3: Cross multiply
79,937.13x = 110,312.60 × 44,127.12 - Step 4: Simplify right side
79,937.13x = 4,867,777,117.08 - Step 5: Solve for x
x = 4,867,777,117.08/79,937.13 - Step 6: Final answer
x = 60,895.07
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1.5x scale
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.