Finding the Fourth Proportional to 180,583.68, 249,122.76 and 116,941.98
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Solution
The fourth proportional to 180,583.68, 249,122.76 and 116,941.98 is: 161,326.37
Step by Step Solution
- Step 1: Write the proportion equation
180,583.68 : 249,122.76 = 116,941.98 : x - Step 2: Convert to fraction form
180,583.68/249,122.76 = 116,941.98/x - Step 3: Cross multiply
180,583.68x = 249,122.76 × 116,941.98 - Step 4: Simplify right side
180,583.68x = 29,132,908,817.46 - Step 5: Solve for x
x = 29,132,908,817.46/180,583.68 - Step 6: Final answer
x = 161,326.37
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1.5x scale
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.