Finding the Fourth Proportional to 73,756.26, 110,437.56 and 38,622.06
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Solution
The fourth proportional to 73,756.26, 110,437.56 and 38,622.06 is: 57,830.02
Step by Step Solution
- Step 1: Write the proportion equation
73,756.26 : 110,437.56 = 38,622.06 : x - Step 2: Convert to fraction form
73,756.26/110,437.56 = 38,622.06/x - Step 3: Cross multiply
73,756.26x = 110,437.56 × 38,622.06 - Step 4: Simplify right side
73,756.26x = 4,265,326,068.57 - Step 5: Solve for x
x = 4,265,326,068.57/73,756.26 - Step 6: Final answer
x = 57,830.02
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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.