Finding the Fourth Proportional to 202,547.08, 303,182.76 and 138,995.62
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Solution
The fourth proportional to 202,547.08, 303,182.76 and 138,995.62 is: 208,055.71
Step by Step Solution
- Step 1: Write the proportion equation
202,547.08 : 303,182.76 = 138,995.62 : x - Step 2: Convert to fraction form
202,547.08/303,182.76 = 138,995.62/x - Step 3: Cross multiply
202,547.08x = 303,182.76 × 138,995.62 - Step 4: Simplify right side
202,547.08x = 42,141,075,699.51 - Step 5: Solve for x
x = 42,141,075,699.51/202,547.08 - Step 6: Final answer
x = 208,055.71
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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.