Finding the Fourth Proportional to 181,076.74, 249,734.95 and 135,854.98
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Solution
The fourth proportional to 181,076.74, 249,734.95 and 135,854.98 is: 187,366.62
Step by Step Solution
- Step 1: Write the proportion equation
181,076.74 : 249,734.95 = 135,854.98 : x - Step 2: Convert to fraction form
181,076.74/249,734.95 = 135,854.98/x - Step 3: Cross multiply
181,076.74x = 249,734.95 × 135,854.98 - Step 4: Simplify right side
181,076.74x = 33,927,736,637.55 - Step 5: Solve for x
x = 33,927,736,637.55/181,076.74 - Step 6: Final answer
x = 187,366.62
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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.