Finding the Fourth Proportional to 93,690.18, 140,310.08 and 53,587.63
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Solution
The fourth proportional to 93,690.18, 140,310.08 and 53,587.63 is: 80,252.64
Step by Step Solution
- Step 1: Write the proportion equation
93,690.18 : 140,310.08 = 53,587.63 : x - Step 2: Convert to fraction form
93,690.18/140,310.08 = 53,587.63/x - Step 3: Cross multiply
93,690.18x = 140,310.08 × 53,587.63 - Step 4: Simplify right side
93,690.18x = 7,518,884,652.31 - Step 5: Solve for x
x = 7,518,884,652.31/93,690.18 - Step 6: Final answer
x = 80,252.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.