Finding the Fourth Proportional to 180,913.94, 249,497.87 and 112,937.23
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Solution
The fourth proportional to 180,913.94, 249,497.87 and 112,937.23 is: 155,751.38
Step by Step Solution
- Step 1: Write the proportion equation
180,913.94 : 249,497.87 = 112,937.23 : x - Step 2: Convert to fraction form
180,913.94/249,497.87 = 112,937.23/x - Step 3: Cross multiply
180,913.94x = 249,497.87 × 112,937.23 - Step 4: Simplify right side
180,913.94x = 28,177,597,222.38 - Step 5: Solve for x
x = 28,177,597,222.38/180,913.94 - Step 6: Final answer
x = 155,751.38
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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.