Finding the Fourth Proportional to 73,937.70, 110,840.01 and 26,541.63
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Solution
The fourth proportional to 73,937.70, 110,840.01 and 26,541.63 is: 39,788.56
Step by Step Solution
- Step 1: Write the proportion equation
73,937.70 : 110,840.01 = 26,541.63 : x - Step 2: Convert to fraction form
73,937.70/110,840.01 = 26,541.63/x - Step 3: Cross multiply
73,937.70x = 110,840.01 × 26,541.63 - Step 4: Simplify right side
73,937.70x = 2,941,874,534.62 - Step 5: Solve for x
x = 2,941,874,534.62/73,937.70 - Step 6: Final answer
x = 39,788.56
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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.