Finding the Fourth Proportional to 97,381.29, 145,983.77 and 38,201.07
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Solution
The fourth proportional to 97,381.29, 145,983.77 and 38,201.07 is: 57,267.02
Step by Step Solution
- Step 1: Write the proportion equation
97,381.29 : 145,983.77 = 38,201.07 : x - Step 2: Convert to fraction form
97,381.29/145,983.77 = 38,201.07/x - Step 3: Cross multiply
97,381.29x = 145,983.77 × 38,201.07 - Step 4: Simplify right side
97,381.29x = 5,576,736,931.20 - Step 5: Solve for x
x = 5,576,736,931.20/97,381.29 - Step 6: Final answer
x = 57,267.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.