Home / 284,099.32-426,075.27-84,372.76

Finding the Fourth Proportional to 284,099.32, 426,075.27 and 84,372.76

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Solution

The fourth proportional to 284,099.32, 426,075.27 and 84,372.76 is: 126,537.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,099.32 : 426,075.27 = 84,372.76 : x
  2. Step 2: Convert to fraction form
    284,099.32/426,075.27 = 84,372.76/x
  3. Step 3: Cross multiply
    284,099.32x = 426,075.27 × 84,372.76
  4. Step 4: Simplify right side
    284,099.32x = 35,949,146,497.65
  5. Step 5: Solve for x
    x = 35,949,146,497.65/284,099.32
  6. Step 6: Final answer
    x = 126,537.25

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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.