Finding the Fourth Proportional to 225,159.75, 310,730.18 and 124,557.75
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Solution
The fourth proportional to 225,159.75, 310,730.18 and 124,557.75 is: 171,895.07
Step by Step Solution
- Step 1: Write the proportion equation
225,159.75 : 310,730.18 = 124,557.75 : x - Step 2: Convert to fraction form
225,159.75/310,730.18 = 124,557.75/x - Step 3: Cross multiply
225,159.75x = 310,730.18 × 124,557.75 - Step 4: Simplify right side
225,159.75x = 38,703,851,455.11 - Step 5: Solve for x
x = 38,703,851,455.11/225,159.75 - Step 6: Final answer
x = 171,895.07
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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.