Finding the Fourth Proportional to 201,317.08, 302,008.38 and 74,957.80
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Solution
The fourth proportional to 201,317.08, 302,008.38 and 74,957.80 is: 112,448.90
Step by Step Solution
- Step 1: Write the proportion equation
201,317.08 : 302,008.38 = 74,957.80 : x - Step 2: Convert to fraction form
201,317.08/302,008.38 = 74,957.80/x - Step 3: Cross multiply
201,317.08x = 302,008.38 × 74,957.80 - Step 4: Simplify right side
201,317.08x = 22,637,883,746.36 - Step 5: Solve for x
x = 22,637,883,746.36/201,317.08 - Step 6: Final answer
x = 112,448.90
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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.