Finding the Fourth Proportional to 249,012.24, 344,011.62 and 163,175.19
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Solution
The fourth proportional to 249,012.24, 344,011.62 and 163,175.19 is: 225,427.32
Step by Step Solution
- Step 1: Write the proportion equation
249,012.24 : 344,011.62 = 163,175.19 : x - Step 2: Convert to fraction form
249,012.24/344,011.62 = 163,175.19/x - Step 3: Cross multiply
249,012.24x = 344,011.62 × 163,175.19 - Step 4: Simplify right side
249,012.24x = 56,134,161,455.71 - Step 5: Solve for x
x = 56,134,161,455.71/249,012.24 - Step 6: Final answer
x = 225,427.32
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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.