Finding the Fourth Proportional to 88,089,731.80, 132,134,597.70 and 60,879,952.60
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Solution
The fourth proportional to 88,089,731.80, 132,134,597.70 and 60,879,952.60 is: 91,319,928.90
Step by Step Solution
- Step 1: Write the proportion equation
88,089,731.80 : 132,134,597.70 = 60,879,952.60 : x - Step 2: Convert to fraction form
88,089,731.80/132,134,597.70 = 60,879,952.60/x - Step 3: Cross multiply
88,089,731.80x = 132,134,597.70 × 60,879,952.60 - Step 4: Simplify right side
88,089,731.80x = 8,044,348,044,796,069 - Step 5: Solve for x
x = 8,044,348,044,796,069/88,089,731.80 - Step 6: Final answer
x = 91,319,928.90
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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.