Home / 284,453.19-426,742.10-106,960.20

Finding the Fourth Proportional to 284,453.19, 426,742.10 and 106,960.20

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Solution

The fourth proportional to 284,453.19, 426,742.10 and 106,960.20 is: 160,463.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,453.19 : 426,742.10 = 106,960.20 : x
  2. Step 2: Convert to fraction form
    284,453.19/426,742.10 = 106,960.20/x
  3. Step 3: Cross multiply
    284,453.19x = 426,742.10 × 106,960.20
  4. Step 4: Simplify right side
    284,453.19x = 45,644,420,631.82
  5. Step 5: Solve for x
    x = 45,644,420,631.82/284,453.19
  6. Step 6: Final answer
    x = 160,463.73

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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.