Finding the Fourth Proportional to 68,497.59, 102,804.71 and 26,973.75
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Solution
The fourth proportional to 68,497.59, 102,804.71 and 26,973.75 is: 40,483.59
Step by Step Solution
- Step 1: Write the proportion equation
68,497.59 : 102,804.71 = 26,973.75 : x - Step 2: Convert to fraction form
68,497.59/102,804.71 = 26,973.75/x - Step 3: Cross multiply
68,497.59x = 102,804.71 × 26,973.75 - Step 4: Simplify right side
68,497.59x = 2,773,028,411.49 - Step 5: Solve for x
x = 2,773,028,411.49/68,497.59 - Step 6: Final answer
x = 40,483.59
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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.