Home / 306,725.28-460,105.09-93,500.13

Finding the Fourth Proportional to 306,725.28, 460,105.09 and 93,500.13

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Solution

The fourth proportional to 306,725.28, 460,105.09 and 93,500.13 is: 140,255.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,725.28 : 460,105.09 = 93,500.13 : x
  2. Step 2: Convert to fraction form
    306,725.28/460,105.09 = 93,500.13/x
  3. Step 3: Cross multiply
    306,725.28x = 460,105.09 × 93,500.13
  4. Step 4: Simplify right side
    306,725.28x = 43,019,883,601.14
  5. Step 5: Solve for x
    x = 43,019,883,601.14/306,725.28
  6. Step 6: Final answer
    x = 140,255.42

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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.