Home / 302,502.45-453,917.70-125,027.40

Finding the Fourth Proportional to 302,502.45, 453,917.70 and 125,027.40

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Solution

The fourth proportional to 302,502.45, 453,917.70 and 125,027.40 is: 187,608.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,502.45 : 453,917.70 = 125,027.40 : x
  2. Step 2: Convert to fraction form
    302,502.45/453,917.70 = 125,027.40/x
  3. Step 3: Cross multiply
    302,502.45x = 453,917.70 × 125,027.40
  4. Step 4: Simplify right side
    302,502.45x = 56,752,149,844.98
  5. Step 5: Solve for x
    x = 56,752,149,844.98/302,502.45
  6. Step 6: Final answer
    x = 187,608.89

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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.