Finding the Fourth Proportional to 249,615.08, 344,468.98 and 136,437.82
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Solution
The fourth proportional to 249,615.08, 344,468.98 and 136,437.82 is: 188,284.28
Step by Step Solution
- Step 1: Write the proportion equation
249,615.08 : 344,468.98 = 136,437.82 : x - Step 2: Convert to fraction form
249,615.08/344,468.98 = 136,437.82/x - Step 3: Cross multiply
249,615.08x = 344,468.98 × 136,437.82 - Step 4: Simplify right side
249,615.08x = 46,998,596,688.82 - Step 5: Solve for x
x = 46,998,596,688.82/249,615.08 - Step 6: Final answer
x = 188,284.28
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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.