Finding the Fourth Proportional to 249,710.34, 344,600.26 and 136,533.08
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Solution
The fourth proportional to 249,710.34, 344,600.26 and 136,533.08 is: 188,415.65
Step by Step Solution
- Step 1: Write the proportion equation
249,710.34 : 344,600.26 = 136,533.08 : x - Step 2: Convert to fraction form
249,710.34/344,600.26 = 136,533.08/x - Step 3: Cross multiply
249,710.34x = 344,600.26 × 136,533.08 - Step 4: Simplify right side
249,710.34x = 47,049,334,866.60 - Step 5: Solve for x
x = 47,049,334,866.60/249,710.34 - Step 6: Final answer
x = 188,415.65
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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.