Finding the Fourth Proportional to 88,985.04, 122,798.21 and 48,698.07
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Solution
The fourth proportional to 88,985.04, 122,798.21 and 48,698.07 is: 67,202.71
Step by Step Solution
- Step 1: Write the proportion equation
88,985.04 : 122,798.21 = 48,698.07 : x - Step 2: Convert to fraction form
88,985.04/122,798.21 = 48,698.07/x - Step 3: Cross multiply
88,985.04x = 122,798.21 × 48,698.07 - Step 4: Simplify right side
88,985.04x = 5,980,035,582.96 - Step 5: Solve for x
x = 5,980,035,582.96/88,985.04 - Step 6: Final answer
x = 67,202.71
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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.