Finding the Fourth Proportional to 119,246.63, 164,559.80 and 68,259.07
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Solution
The fourth proportional to 119,246.63, 164,559.80 and 68,259.07 is: 94,197.20
Step by Step Solution
- Step 1: Write the proportion equation
119,246.63 : 164,559.80 = 68,259.07 : x - Step 2: Convert to fraction form
119,246.63/164,559.80 = 68,259.07/x - Step 3: Cross multiply
119,246.63x = 164,559.80 × 68,259.07 - Step 4: Simplify right side
119,246.63x = 11,232,698,666.63 - Step 5: Solve for x
x = 11,232,698,666.63/119,246.63 - Step 6: Final answer
x = 94,197.20
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1.5x scale
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.