Finding the Fourth Proportional to 105,054.76, 157,611.30 and 44,291.80
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Solution
The fourth proportional to 105,054.76, 157,611.30 and 44,291.80 is: 66,449.99
Step by Step Solution
- Step 1: Write the proportion equation
105,054.76 : 157,611.30 = 44,291.80 : x - Step 2: Convert to fraction form
105,054.76/157,611.30 = 44,291.80/x - Step 3: Cross multiply
105,054.76x = 157,611.30 × 44,291.80 - Step 4: Simplify right side
105,054.76x = 6,980,888,177.34 - Step 5: Solve for x
x = 6,980,888,177.34/105,054.76 - Step 6: Final answer
x = 66,449.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.