Home / 283,210.32-425,078.28-143,067.36

Finding the Fourth Proportional to 283,210.32, 425,078.28 and 143,067.36

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Solution

The fourth proportional to 283,210.32, 425,078.28 and 143,067.36 is: 214,733.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,210.32 : 425,078.28 = 143,067.36 : x
  2. Step 2: Convert to fraction form
    283,210.32/425,078.28 = 143,067.36/x
  3. Step 3: Cross multiply
    283,210.32x = 425,078.28 × 143,067.36
  4. Step 4: Simplify right side
    283,210.32x = 60,814,827,312.94
  5. Step 5: Solve for x
    x = 60,814,827,312.94/283,210.32
  6. Step 6: Final answer
    x = 214,733.80

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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.