Finding the Fourth Proportional to 96,312.14, 133,037.74 and 73,927.73
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Solution
The fourth proportional to 96,312.14, 133,037.74 and 73,927.73 is: 102,117.75
Step by Step Solution
- Step 1: Write the proportion equation
96,312.14 : 133,037.74 = 73,927.73 : x - Step 2: Convert to fraction form
96,312.14/133,037.74 = 73,927.73/x - Step 3: Cross multiply
96,312.14x = 133,037.74 × 73,927.73 - Step 4: Simplify right side
96,312.14x = 9,835,178,547.53 - Step 5: Solve for x
x = 9,835,178,547.53/96,312.14 - Step 6: Final answer
x = 102,117.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.