Finding the Fourth Proportional to 93,637.24, 129,187.74 and 53,322.42
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Solution
The fourth proportional to 93,637.24, 129,187.74 and 53,322.42 is: 73,566.92
Step by Step Solution
- Step 1: Write the proportion equation
93,637.24 : 129,187.74 = 53,322.42 : x - Step 2: Convert to fraction form
93,637.24/129,187.74 = 53,322.42/x - Step 3: Cross multiply
93,637.24x = 129,187.74 × 53,322.42 - Step 4: Simplify right side
93,637.24x = 6,888,602,931.13 - Step 5: Solve for x
x = 6,888,602,931.13/93,637.24 - Step 6: Final answer
x = 73,566.92
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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.