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Finding the Fourth Proportional to 264,123.99, 396,084.98 and 144,116.79

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Solution

The fourth proportional to 264,123.99, 396,084.98 and 144,116.79 is: 216,120.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,123.99 : 396,084.98 = 144,116.79 : x
  2. Step 2: Convert to fraction form
    264,123.99/396,084.98 = 144,116.79/x
  3. Step 3: Cross multiply
    264,123.99x = 396,084.98 × 144,116.79
  4. Step 4: Simplify right side
    264,123.99x = 57,082,496,576.56
  5. Step 5: Solve for x
    x = 57,082,496,576.56/264,123.99
  6. Step 6: Final answer
    x = 216,120.08

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1.5x scale

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.