Finding the Fourth Proportional to 97,437.42, 145,733.84 and 57,360.88
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Solution
The fourth proportional to 97,437.42, 145,733.84 and 57,360.88 is: 85,792.72
Step by Step Solution
- Step 1: Write the proportion equation
97,437.42 : 145,733.84 = 57,360.88 : x - Step 2: Convert to fraction form
97,437.42/145,733.84 = 57,360.88/x - Step 3: Cross multiply
97,437.42x = 145,733.84 × 57,360.88 - Step 4: Simplify right side
97,437.42x = 8,359,421,308.18 - Step 5: Solve for x
x = 8,359,421,308.18/97,437.42 - Step 6: Final answer
x = 85,792.72
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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.