Home / 215,399.24-297,242.93-119,903.88

Finding the Fourth Proportional to 215,399.24, 297,242.93 and 119,903.88

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Solution

The fourth proportional to 215,399.24, 297,242.93 and 119,903.88 is: 165,462.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,399.24 : 297,242.93 = 119,903.88 : x
  2. Step 2: Convert to fraction form
    215,399.24/297,242.93 = 119,903.88/x
  3. Step 3: Cross multiply
    215,399.24x = 297,242.93 × 119,903.88
  4. Step 4: Simplify right side
    215,399.24x = 35,640,581,052.92
  5. Step 5: Solve for x
    x = 35,640,581,052.92/215,399.24
  6. Step 6: Final answer
    x = 165,462.89

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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.