Finding the Fourth Proportional to 239,154.36, 358,750.08 and 96,931.95
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Solution
The fourth proportional to 239,154.36, 358,750.08 and 96,931.95 is: 145,405.44
Step by Step Solution
- Step 1: Write the proportion equation
239,154.36 : 358,750.08 = 96,931.95 : x - Step 2: Convert to fraction form
239,154.36/358,750.08 = 96,931.95/x - Step 3: Cross multiply
239,154.36x = 358,750.08 × 96,931.95 - Step 4: Simplify right side
239,154.36x = 34,774,344,817.06 - Step 5: Solve for x
x = 34,774,344,817.06/239,154.36 - Step 6: Final answer
x = 145,405.44
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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.