Home / 143,322.30-214,983.45-125,826.30

Finding the Fourth Proportional to 143,322.30, 214,983.45 and 125,826.30

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Solution

The fourth proportional to 143,322.30, 214,983.45 and 125,826.30 is: 188,739.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,322.30 : 214,983.45 = 125,826.30 : x
  2. Step 2: Convert to fraction form
    143,322.30/214,983.45 = 125,826.30/x
  3. Step 3: Cross multiply
    143,322.30x = 214,983.45 × 125,826.30
  4. Step 4: Simplify right side
    143,322.30x = 27,050,572,074.74
  5. Step 5: Solve for x
    x = 27,050,572,074.74/143,322.30
  6. Step 6: Final answer
    x = 188,739.45

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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.