Home / 219,498.67-329,289.70-124,835.75

Finding the Fourth Proportional to 219,498.67, 329,289.70 and 124,835.75

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Solution

The fourth proportional to 219,498.67, 329,289.70 and 124,835.75 is: 187,277.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,498.67 : 329,289.70 = 124,835.75 : x
  2. Step 2: Convert to fraction form
    219,498.67/329,289.70 = 124,835.75/x
  3. Step 3: Cross multiply
    219,498.67x = 329,289.70 × 124,835.75
  4. Step 4: Simplify right side
    219,498.67x = 41,107,126,666.78
  5. Step 5: Solve for x
    x = 41,107,126,666.78/219,498.67
  6. Step 6: Final answer
    x = 187,277.34

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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.