Finding the Fourth Proportional to 84,683.08, 116,854.23 and 48,884.62
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Solution
The fourth proportional to 84,683.08, 116,854.23 and 48,884.62 is: 67,455.92
Step by Step Solution
- Step 1: Write the proportion equation
84,683.08 : 116,854.23 = 48,884.62 : x - Step 2: Convert to fraction form
84,683.08/116,854.23 = 48,884.62/x - Step 3: Cross multiply
84,683.08x = 116,854.23 × 48,884.62 - Step 4: Simplify right side
84,683.08x = 5,712,374,384.52 - Step 5: Solve for x
x = 5,712,374,384.52/84,683.08 - Step 6: Final answer
x = 67,455.92
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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.