Home / 306,384.49-459,589.10-106,725.07

Finding the Fourth Proportional to 306,384.49, 459,589.10 and 106,725.07

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Solution

The fourth proportional to 306,384.49, 459,589.10 and 106,725.07 is: 160,091.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,384.49 : 459,589.10 = 106,725.07 : x
  2. Step 2: Convert to fraction form
    306,384.49/459,589.10 = 106,725.07/x
  3. Step 3: Cross multiply
    306,384.49x = 459,589.10 × 106,725.07
  4. Step 4: Simplify right side
    306,384.49x = 49,049,678,868.74
  5. Step 5: Solve for x
    x = 49,049,678,868.74/306,384.49
  6. Step 6: Final answer
    x = 160,091.91

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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.