Finding the Fourth Proportional to 88,973.68, 122,783.04 and 48,686.68
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Solution
The fourth proportional to 88,973.68, 122,783.04 and 48,686.68 is: 67,187.27
Step by Step Solution
- Step 1: Write the proportion equation
88,973.68 : 122,783.04 = 48,686.68 : x - Step 2: Convert to fraction form
88,973.68/122,783.04 = 48,686.68/x - Step 3: Cross multiply
88,973.68x = 122,783.04 × 48,686.68 - Step 4: Simplify right side
88,973.68x = 5,977,898,577.91 - Step 5: Solve for x
x = 5,977,898,577.91/88,973.68 - Step 6: Final answer
x = 67,187.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.