Finding the Fourth Proportional to 88,358.16, 121,894.08 and 52,527.84
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Solution
The fourth proportional to 88,358.16, 121,894.08 and 52,527.84 is: 72,464.53
Step by Step Solution
- Step 1: Write the proportion equation
88,358.16 : 121,894.08 = 52,527.84 : x - Step 2: Convert to fraction form
88,358.16/121,894.08 = 52,527.84/x - Step 3: Cross multiply
88,358.16x = 121,894.08 × 52,527.84 - Step 4: Simplify right side
88,358.16x = 6,402,832,731.19 - Step 5: Solve for x
x = 6,402,832,731.19/88,358.16 - Step 6: Final answer
x = 72,464.53
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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.