Finding the Fourth Proportional to 205,562.79, 283,675.50 and 114,918.93
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Solution
The fourth proportional to 205,562.79, 283,675.50 and 114,918.93 is: 158,587.48
Step by Step Solution
- Step 1: Write the proportion equation
205,562.79 : 283,675.50 = 114,918.93 : x - Step 2: Convert to fraction form
205,562.79/283,675.50 = 114,918.93/x - Step 3: Cross multiply
205,562.79x = 283,675.50 × 114,918.93 - Step 4: Simplify right side
205,562.79x = 32,599,684,927.22 - Step 5: Solve for x
x = 32,599,684,927.22/205,562.79 - Step 6: Final answer
x = 158,587.48
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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.