Finding the Fourth Proportional to 357,767.46, 536,645.61 and 91,525.68
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Solution
The fourth proportional to 357,767.46, 536,645.61 and 91,525.68 is: 137,287.09
Step by Step Solution
- Step 1: Write the proportion equation
357,767.46 : 536,645.61 = 91,525.68 : x - Step 2: Convert to fraction form
357,767.46/536,645.61 = 91,525.68/x - Step 3: Cross multiply
357,767.46x = 536,645.61 × 91,525.68 - Step 4: Simplify right side
357,767.46x = 49,116,854,374.26 - Step 5: Solve for x
x = 49,116,854,374.26/357,767.46 - Step 6: Final answer
x = 137,287.09
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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.