Home / 219,022.74-302,250.96-123,529.14

Finding the Fourth Proportional to 219,022.74, 302,250.96 and 123,529.14

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Solution

The fourth proportional to 219,022.74, 302,250.96 and 123,529.14 is: 170,469.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,022.74 : 302,250.96 = 123,529.14 : x
  2. Step 2: Convert to fraction form
    219,022.74/302,250.96 = 123,529.14/x
  3. Step 3: Cross multiply
    219,022.74x = 302,250.96 × 123,529.14
  4. Step 4: Simplify right side
    219,022.74x = 37,336,801,152.97
  5. Step 5: Solve for x
    x = 37,336,801,152.97/219,022.74
  6. Step 6: Final answer
    x = 170,469.98

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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.