Finding the Fourth Proportional to 97,221.68, 145,884.80 and 93,683.03
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Solution
The fourth proportional to 97,221.68, 145,884.80 and 93,683.03 is: 140,574.92
Step by Step Solution
- Step 1: Write the proportion equation
97,221.68 : 145,884.80 = 93,683.03 : x - Step 2: Convert to fraction form
97,221.68/145,884.80 = 93,683.03/x - Step 3: Cross multiply
97,221.68x = 145,884.80 × 93,683.03 - Step 4: Simplify right side
97,221.68x = 13,666,930,094.94 - Step 5: Solve for x
x = 13,666,930,094.94/97,221.68 - Step 6: Final answer
x = 140,574.92
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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.