Finding the Fourth Proportional to 93,033.41, 128,389.49 and 53,297.09
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Solution
The fourth proportional to 93,033.41, 128,389.49 and 53,297.09 is: 73,551.92
Step by Step Solution
- Step 1: Write the proportion equation
93,033.41 : 128,389.49 = 53,297.09 : x - Step 2: Convert to fraction form
93,033.41/128,389.49 = 53,297.09/x - Step 3: Cross multiply
93,033.41x = 128,389.49 × 53,297.09 - Step 4: Simplify right side
93,033.41x = 6,842,786,203.58 - Step 5: Solve for x
x = 6,842,786,203.58/93,033.41 - Step 6: Final answer
x = 73,551.92
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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.