Home / 214,143.20-295,509.70-123,502.96

Finding the Fourth Proportional to 214,143.20, 295,509.70 and 123,502.96

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Solution

The fourth proportional to 214,143.20, 295,509.70 and 123,502.96 is: 170,429.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,143.20 : 295,509.70 = 123,502.96 : x
  2. Step 2: Convert to fraction form
    214,143.20/295,509.70 = 123,502.96/x
  3. Step 3: Cross multiply
    214,143.20x = 295,509.70 × 123,502.96
  4. Step 4: Simplify right side
    214,143.20x = 36,496,322,658.71
  5. Step 5: Solve for x
    x = 36,496,322,658.71/214,143.20
  6. Step 6: Final answer
    x = 170,429.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.