Finding the Fourth Proportional to 224,985.09, 310,479.99 and 123,017.14
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Solution
The fourth proportional to 224,985.09, 310,479.99 and 123,017.14 is: 169,763.96
Step by Step Solution
- Step 1: Write the proportion equation
224,985.09 : 310,479.99 = 123,017.14 : x - Step 2: Convert to fraction form
224,985.09/310,479.99 = 123,017.14/x - Step 3: Cross multiply
224,985.09x = 310,479.99 × 123,017.14 - Step 4: Simplify right side
224,985.09x = 38,194,359,450.59 - Step 5: Solve for x
x = 38,194,359,450.59/224,985.09 - Step 6: Final answer
x = 169,763.96
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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.