Home / 284,200.08-426,073.97-164,120.72

Finding the Fourth Proportional to 284,200.08, 426,073.97 and 164,120.72

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Solution

The fourth proportional to 284,200.08, 426,073.97 and 164,120.72 is: 246,050.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,200.08 : 426,073.97 = 164,120.72 : x
  2. Step 2: Convert to fraction form
    284,200.08/426,073.97 = 164,120.72/x
  3. Step 3: Cross multiply
    284,200.08x = 426,073.97 × 164,120.72
  4. Step 4: Simplify right side
    284,200.08x = 69,927,565,009.59
  5. Step 5: Solve for x
    x = 69,927,565,009.59/284,200.08
  6. Step 6: Final answer
    x = 246,050.48

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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.