Finding the Fourth Proportional to 162,347.08, 224,038.28 and 90,727.08
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Solution
The fourth proportional to 162,347.08, 224,038.28 and 90,727.08 is: 125,202.98
Step by Step Solution
- Step 1: Write the proportion equation
162,347.08 : 224,038.28 = 90,727.08 : x - Step 2: Convert to fraction form
162,347.08/224,038.28 = 90,727.08/x - Step 3: Cross multiply
162,347.08x = 224,038.28 × 90,727.08 - Step 4: Simplify right side
162,347.08x = 20,326,338,952.62 - Step 5: Solve for x
x = 20,326,338,952.62/162,347.08 - Step 6: Final answer
x = 125,202.98
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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.