Finding the Fourth Proportional to 180,751.04, 249,432.58 and 100,177.84
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Solution
The fourth proportional to 180,751.04, 249,432.58 and 100,177.84 is: 138,243.28
Step by Step Solution
- Step 1: Write the proportion equation
180,751.04 : 249,432.58 = 100,177.84 : x - Step 2: Convert to fraction form
180,751.04/249,432.58 = 100,177.84/x - Step 3: Cross multiply
180,751.04x = 249,432.58 × 100,177.84 - Step 4: Simplify right side
180,751.04x = 24,987,617,090.03 - Step 5: Solve for x
x = 24,987,617,090.03/180,751.04 - Step 6: Final answer
x = 138,243.28
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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.