Finding the Fourth Proportional to 97,011.36, 145,516.95 and 26,890.56
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Solution
The fourth proportional to 97,011.36, 145,516.95 and 26,890.56 is: 40,335.82
Step by Step Solution
- Step 1: Write the proportion equation
97,011.36 : 145,516.95 = 26,890.56 : x - Step 2: Convert to fraction form
97,011.36/145,516.95 = 26,890.56/x - Step 3: Cross multiply
97,011.36x = 145,516.95 × 26,890.56 - Step 4: Simplify right side
97,011.36x = 3,913,032,274.99 - Step 5: Solve for x
x = 3,913,032,274.99/97,011.36 - Step 6: Final answer
x = 40,335.82
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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.