Finding the Fourth Proportional to 73,405.16, 110,068.86 and 29,030.12
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Solution
The fourth proportional to 73,405.16, 110,068.86 and 29,030.12 is: 43,529.80
Step by Step Solution
- Step 1: Write the proportion equation
73,405.16 : 110,068.86 = 29,030.12 : x - Step 2: Convert to fraction form
73,405.16/110,068.86 = 29,030.12/x - Step 3: Cross multiply
73,405.16x = 110,068.86 × 29,030.12 - Step 4: Simplify right side
73,405.16x = 3,195,312,214.06 - Step 5: Solve for x
x = 3,195,312,214.06/73,405.16 - Step 6: Final answer
x = 43,529.80
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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.