Home / 284,533.32-427,067.94-144,392.52

Finding the Fourth Proportional to 284,533.32, 427,067.94 and 144,392.52

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Solution

The fourth proportional to 284,533.32, 427,067.94 and 144,392.52 is: 216,724.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,533.32 : 427,067.94 = 144,392.52 : x
  2. Step 2: Convert to fraction form
    284,533.32/427,067.94 = 144,392.52/x
  3. Step 3: Cross multiply
    284,533.32x = 427,067.94 × 144,392.52
  4. Step 4: Simplify right side
    284,533.32x = 61,665,416,067.81
  5. Step 5: Solve for x
    x = 61,665,416,067.81/284,533.32
  6. Step 6: Final answer
    x = 216,724.76

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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.