Home / 204,767.20-306,494.70-160,152.40

Finding the Fourth Proportional to 204,767.20, 306,494.70 and 160,152.40

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Solution

The fourth proportional to 204,767.20, 306,494.70 and 160,152.40 is: 239,715.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,767.20 : 306,494.70 = 160,152.40 : x
  2. Step 2: Convert to fraction form
    204,767.20/306,494.70 = 160,152.40/x
  3. Step 3: Cross multiply
    204,767.20x = 306,494.70 × 160,152.40
  4. Step 4: Simplify right side
    204,767.20x = 49,085,861,792.28
  5. Step 5: Solve for x
    x = 49,085,861,792.28/204,767.20
  6. Step 6: Final answer
    x = 239,715.45

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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.